space Studies
italian
english
space Sources Dates Indices Topics1 Topics2 Reference Texts


WordsinVERNACULARtexts


WordsinLATINtexts


A-B


C-D


E-F


G-H

I-J


K-L


M-N


O-P


Q-R


S-T


U-V


W-X


Y-Z


0-9


OTHER


Listoforiginaltitles

1-150 A151-181 


Previous
graventur
Next
 

sorted
Document

sort
Date

sort
Summary

sort
Context of query
o0201070b.002b 1416/7 gennaio 7 Term of payment for debt for herd livestock gabelle with promise of guaranty. Title: Quod colligiani non graventur pro bestiis quas
o0201070b.002va 1416/7 gennaio 8 Term of payment for new gabelles to the communes of Dicomano and Pozzo. Text: terminum et non graventur pro dictis gabellis
o0201070b.002vc 1416/7 gennaio 8 Term of payment for property gabelle to the clergy of Foiano. Text: terminum et non graventur hinc ad per
o0201070b.002vd 1416/7 gennaio 14 Term of payment for unspecified debt. Text: ipsius heredes non graventur hinc ad per
o0201070b.003f 1416/7 gennaio 14 Term of payment for debt for gabelles and forced loans. Text: gabella bonorum, non graventur ulterius etc.; sed
o0201070b.003f 1416/7 gennaio 14 Term of payment for debt for gabelles and forced loans. Text: deficiente uno termino graventur pro tota summa
o0201070b.005b 1416/7 gennaio 26 Term of payment for unspecified debt. Text: de Cavalcantibus non graventur, si fideiusserint de
o0201070b.006f 1416/7 febbraio 9 Term of payment for new gabelles to the friars of Sant' Agostino of Certaldo, who have received and order slip from the office of the comptrollers. Text: de Certaldo non graventur durante tempore bullectini
o0201070b.008vc 1416/7 febbraio 17 Term of payment for unspecified debt. Text: ser Ughetti non graventur hinc ad per
o0201070b.012vg 1416/7 marzo 3 Term of payment for debt for forced loans and subsequent release of the arrested person. Text: postea solverint, non graventur etc.
o0201070b.014d 1416/7 marzo 6 Term of payment for debt for forced loans and pardons of forced loans. Text: eorum prestantiarum, non graventur etc.
o0201070b.015b 1416/7 marzo 17 Term of payment for debt for new gabelles and pardons of forced loans. Text: postea solverint, non graventur etc.
o0201070b.020e 1417 maggio 7 Term of payment for the part regarding the Opera to the Commune of Scarperia. Text: satisdederint, non tamen graventur hinc ad per
o0201070b.020vf 1417 maggio 12 Term of payment for debt for forced loans. Text: et filii non graventur pro prestantiis tertii
o0201070b.021vg 1417 maggio 19 Prohibition to distrain property sold by debtor for debt for gabelles or forced loans. Text: sed pro ipsis graventur alia bona dicti
o0201070b.024vb 1417 giugno 16 Term of payment for debt for new gabelles with guaranty to the rector of Coiano. Text: ad petitionem fideiussoris graventur de mense iulii
o0201070b.024vc 1417 giugno 16 Revocation of demand of payment for debt for forced loans in consideration of dotal rights. Text: veriores etc., non graventur pro prestantiis dicti
o0201070b.024vd 1417 giugno 16 Term of payment with guarantee of deposit for unspecified debt. Text: de Brunelleschis non graventur hinc ad per
o0201072.015a 1417/8 gennaio 20 Exemption from payment for debts. Text: Communis Scarperie non graventur ut infra aparet
o0201073.009ve 1418 maggio 11 Term of payment for a debt and letter to the Podestà of Prato. Text: de Bardis non graventur legatarii sive bona
o0201073.009ve 1418 maggio 11 Term of payment for a debt and letter to the Podestà of Prato. Text: et etiam postea graventur heredes dicti Filippi
o0201073.010vi 1418 maggio 20 Term of payment to the parishes of the Commune of Incisa. Text: alia dimidia non graventur hinc ad unum
o0201073.012a 1418 giugno 1 Demand of payment for testamentary bequest from the holder of property and exemption of the Carthusian monks, heirs by the same testament. Text: Operis; et non graventur fratres cartusii, licet
o0201073.012va 1418 giugno 2 Release of arrested person and new payment deadline for taxes. Text: relapsetur; et non graventur ulterius dicti filii
o0201074.008vd 1418 agosto 18 Rulings concerning demands of payment for forced loans. Text: postea solverint, non graventur. Et quod prestantiati
o0201074.008vd 1418 agosto 18 Rulings concerning demands of payment for forced loans. Text: minori quantitate non graventur, nisi per dictos
o0201074.010a 1418 agosto 23 Cancellation from the property gabelle on grounds of penury and restitution of pawn. Text: eorum pauperitate non graventur et inmarginetur super
o0201074.010a 1418 agosto 23 Cancellation from the property gabelle on grounds of penury and restitution of pawn. Text: debitores quod non graventur et restituatur eis
o0201074.011va 1418 agosto 26 Order to the workers who have received loans and have not yet repaid them to return them by the term fixed. Text: fideiussores cogantur et graventur ad solvendum totum
o0201074.011vd 1418 agosto 30 Term of payment for pardons of forced loans. Text: Miniatis pelliparii non graventur pro gratiis prestantiarum
o0201074.019ve 1418 settembre 16 Term of payment for debt with bank guarantee and partial reduction. Text: futuri, interim non graventur etc.
o0201074.024c 1418 ottobre 19 Revocation of demand of payment for forced loans and other debts of a private person against the church of San Michele Visdomini. Text: et quod interim graventur alia bona.
o0201074.024f 1418 ottobre 20 Term of payment for debt. Text: Pieri Cesini non graventur pro debito Binduccii
o0201074.027b 1418 novembre 4 Release of person arrested for property gabelle and for forced loans and new payment deadline. Text: dicto tempore non graventur etc.
o0201074.029vd 1418 dicembre 2 Term of payment to the Commune of Scarperia. Text: aliquis eorum non graventur ad petitionem dictorum
o0201074.030vb 1418 dicembre 8 Term of payment to the Commune of Pisa. Text: aliquis eorum non graventur ad petitionem dictorum
o0201074.030vb 1418 dicembre 8 Term of payment to the Commune of Pisa. Text: mandat(um) etc. non graventur etiam post dictum
o0201075.006a 1418/9 febbraio 4 Demand of payment and arrest of insolvent debtors upon notification of term of payment to some of them. Text: in dicto tempore graventur ut supra dicitur
o0201075.006d 1418/9 febbraio 4 Term of payment. Text: vel circa non graventur hinc ad per
o0201075.006vd 1418/9 febbraio 6 Order to demand payment of the debtors for the gabelle on usurious money lending. Text: denariorum ad usuram graventur etc. pro anni
o0201075.008c 1418/9 febbraio 11 Term of payment with release of arrested person. Text: altera dictarum solutionum graventur pro tota somma;
o0201075.011ve 1418/9 marzo 13 Demand of payment from debtors. Text: quacumque de causa graventur etc., excepto solum
o0201075.012d 1418/9 marzo 17 Term of payment to debtors for property gabelle. Text: solvendum et non graventur hinc ad sex
o0201075.013d 1418/9 marzo 21 Term of payment to debtors for pardons of forced loans. Text: gratiis prestantiarum non graventur et habeant terminum
o0201075.016a 1419 aprile 5 Term of payment. Text: eorum fideiussor non graventur hinc ad duos
o0201075.020vb 1419 aprile 22 Term of payment for debt for forced loans. Text: sic solvendo non graventur; et debeant ydonee
o0201075.021a 1419 aprile 22 Election of the accountant, cancellation of debt for property gabelle and conviction of the notary of the new gabelles for payments not registered. Text: solverunt amplius non graventur et expensas non
o0201075.023b 1419 aprile 28 Term of payment for debt. Text: de Medicis non graventur hinc ad decem
o0201075.033e 1419 giugno 9 Authorization to the debt collectors to demand payment of the debtors. Text: quacumque de causa graventur et gravari possint
o0201075.035va 1419 giugno 26 Term of payment for debt for forced loans. Text: sic solverint non graventur; deficiente autem in
o0201076.003b 1419 luglio 4 Revocation of demand of payment to the holder of the properties of the debtor. Text: de Florentia non graventur bona que tenet
o0201076.012vb 1419 settembre 4 Term for consignment of 300 florins to be deposited with the treasurer, with registration of the depositors among the creditors of the Opera. Text: dicto diposito non graventur pro Opere donec
o0201076.013f 1419 settembre 6 Revocation of demand of payment for forced loans and pardons on properties because of dotal rights and renunciation of inheritance. Text: Lapi sceglitoris non graventur infrascripta bona, videlicet:
o0201076.013va 1419 settembre 6 Revocation of demand of payment on properties for dotal rights and for renunciation of inheritance. Text: aliquis eorum non graventur quoquo modo pro
o0201076.013va 1419 settembre 6 Revocation of demand of payment on properties for dotal rights and for renunciation of inheritance. Text: 1414. Item non graventur infrascripta bona vel
o0201076.015vc 1419 settembre 12 Concession of right of recourse to Simone Della Robbia for a payment and demand of payment of the people of Acone. Text: ad eius petitionem graventur et scribatur quod
o0201076.015vc 1419 settembre 12 Concession of right of recourse to Simone Della Robbia for a payment and demand of payment of the people of Acone. Text: et scribatur quod graventur homines dicti populi
o0201076.028va 1419 novembre 7 Order to deposit with the treasurer a sum of money received from the Commune of Florence for pardon of forced loans. Text: sic deposuerunt non graventur etc.; et quod
o0201076.029va 1419 novembre 10 Rulings for debt for pardons of forced loans with reference to two different fiscal distributions. Text: et quod non graventur dicte due domus
o0201076.030vc 1419 novembre 17 Term of payment for debt. Text: pro eo non graventur hinc ad per
o0201076.033d 1419 dicembre 12 Term of payment for debt for forced loans and pardons. Text: supra dicitur non graventur etc.
o0201076.034vb 1419 dicembre 14 Term of payment for debt for pardons of forced loans. Text: aliquo eorum non graventur ad petitionem dictorum
o0201076.035b 1419 dicembre 15 Term of payment for debt. Text: dicti Allamannis non graventur ad eorum petitionem
o0201076.036a 1419 dicembre 18 Term of payment for debt. Text: Antonii Cionis non graventur hinc ad per
o0201076.036vd 1419 dicembre 19 Demand of payment for debt for pardons of forced loans preceded by notification. Text: mense in antea graventur et gravari possint
o0201076.036vf 1419 dicembre 19 Prohibition to demand payment of debt for forced loans regarding movable properties. Text: inveniuntur bona immobilia graventur.
o0201077.005vf 1419/20 gennaio 5 Term of payment for debt for pardons of forced loans. Text: et collegis non graventur ullo modo hinc
o0201077.006vf 1419/20 gennaio 10 Temporary revocation of demand of payment from the church of Santa Maria del Piano for debt for new gabelles and summons of the men of said parish indicated as true debtors. Text: vel bona non graventur pro debito novarum
o0201077.007e 1419/20 gennaio 16 Term of payment for debt for forced loans. Text: vel bona non graventur per totum presentem
o0201077.007vd 1419/20 gennaio 16 Term of payment for debt for property gabelle. Text: dicto termino elapso graventur nisi legitime doceant
o0201077.016vb 1419/20 febbraio 7 Prohibition to demand payment and cancellation of debt for forced loans. Text: de cetero non graventur nec ipsa eorum
o0201077.020va 1419/20 febbraio 21 Prohibition to demand payment of debt. Text: civis florentini non graventur nec gravari possint
o0201077.021b 1419/20 febbraio 21 Prohibition to demand payment for debt with restitution of pawns. Text: domine Bartole non graventur de cetero pro
o0201077.023vd 1419/20 febbraio 29 Term of payment for debt for forced loans. Text: in aliqua solutione, graventur pro quantitate restante.
o0201077.023ve 1419/20 febbraio 29 Prohibition to demand payment and restitution of pawns. Text: heredum Bonifatii que graventur; et pignora restituantur
o0201077.024d 1419/20 febbraio 29 Prohibition to demand payment of debt for forced loans. Text: seu bonis non graventur in futurum pro
o0201077.024vf 1419/20 marzo 6 Prohibition to demand payment for debt for property gabelle and forced loans with restitution of pawns. Text: dotium suarum, sed graventur alia bona dicti
o0201077.026a 1419/20 marzo 9 Term of payment for debt for property gabelle. Text: certa quantitate non graventur ad solvendum hinc
o0201077.029vd 1420 marzo 27 Temporary revocation of demand of payment for debt for property gabelle. Text: suarum dotium non graventur nec etiam possidens
o0201077.036b 1420 aprile 24 Term of payment to the Podesterias of Ponsacco and Peccioli and to the Commune of Palaia for debt for property gabelle. Text: observando ulterius non graventur; et in quocumque
o0201077.037d 1420 aprile 18 Term of payment to the parish of Sant'Agata of the baptismal parish of San Piero a Sieve for debt for gabelle on properties and persons and letter to the rectors for demand of payment. Text: et eorum procure graventur homines et persone
o0201077.041a 1420 maggio 18 Demand of payment for debt for pardons of forced loans with option of right of recourse. Text: partem deliberaverunt quod graventur bona predictorum olim
o0201077.047va 1420 giugno 28 Prohibition to demand payment and declaration of exemption for the Podesteria of Peccioli in val d'Era. Text: inpune quod non graventur pro dictis florenis
o0201078.004c 1420/1 gennaio 22 Term of payment for the milling gabelle to the Podesteria of Subbiano. Text: vel homines non graventur pro quantitate debita
o0201078.039ve 1421 giugno 10 Order to pay debt for pardons of forced loans to holders of properties and demand of payment to owners and guarantors. Text: debere et quod graventur ad solutionem principales
o0201078.041vb 1421 giugno 13 Revocation of demand of payment for renunciation of inheritance and release of arrested person. Text: non possident, non graventur pro debitis ad
o0201078.042d 1421 giugno 16 Release of arrested person for debt shared by father and uncle and demand of payment to the heirs of the latter. Text: debitum exactoris, et graventur heredes dicti Filippi,
o0201079.007vb 1421 luglio 18 Term of payment for debt for forced loans and property gabelle with guaranty and release of arrested person. Text: observando ulterius non graventur; et in quocumque
o0201079.008b 1421 luglio 18 Revocation of demand of payment to debtors for pardons of forced loans until verification if others are responsible. Text: receptis prestantiarum non graventur propterea donec fuerit
o0201079.008vd 1421 luglio 24 Ruling with notification for full payment of debt. Text: Filippo eius fratre graventur pro integro quantitatis
o0201079.009vc 1421 luglio 31 Revocation of demand of cash payment to debtor kilnmen for advance on supply to be repaid with mortar and restitution of pawn after having paid the messenger. Text: et socius non graventur pro solutione et
o0201079.018vb 1421 agosto 22 Term of payment for unspecified debt. Text: dicte Opere non graventur per totum presentem
o0201079.020vb 1421 agosto 28 Demand of payment to carters who promised to deliver broad bricks. Text: Opere et sociorum graventur sub nomine dictorum
o0201079.027a 1421 settembre 17 Summons with penalty for masons who do not want to work. Text: laborandum non accedent, graventur et gravari possint
o0201079.032b 1421 ottobre 11 Demand of payment with notification of term to citizens who are debtors for testaments. Text: civitatem Florentie existentes graventur personaliter et realiter
o0201079.032c 1421 ottobre 11 Term of payment for herd livestock gabelle to the men of Piombino. Text: bestiarum mandrialium non graventur ad solutionem hinc
o0201079.033c 1421 ottobre 16 Term of payment for pardons of forced loans. Text: observando ulterius non graventur personaliter vel in
o0201079.033vb 1421 ottobre 16 Division of debt for pardons of forced loans between brothers. Text: ullo modo, sed graventur supradicti Antonius et
o0201079.034b 1421 ottobre 22 Term of payment for forced loans and pardons. Text: observando ulterius non graventur; et in quocumque
o0201079.036vc 1421 ottobre 27 Term of payment for gabelle of the civil court of Pisa. Text: ipsum debitum obligati graventur ad solvendum.
o0201079.042b 1421 novembre 18 Ruling concerning the procedures for demand of payment for debts. Text: vel solvere debentes graventur et gravari possint
o0201079.045vf 1421 novembre 26 Order to consign a larger quantity of broad bricks every year with the same conditions agreed upon in first contract. Text: per eos conducendam graventur ad conducendum quolibet
o0201080.003vc 1421/2 gennaio 9 Demand of payment to the debtors of the Florentine countryside. Text: etiam singulares persone graventur et gravari possint
o0201080.030c 1422 maggio 12 Demand of payment of debtors with the exception of those with valid extensions or rulings concerning testaments and new term of payment. Title: Debitores Opere graventur
o0201080.032vb 1422 maggio 20 Authorization to demand payment of the debtors for old testaments, upon notification, with indemnity of every expense for those not held to pay. Title: Debitores pro testamentis graventur
o0201080.032vb 1422 maggio 20 Authorization to demand payment of the debtors for old testaments, upon notification, with indemnity of every expense for those not held to pay. Text: annum MCCCC non graventur nisi in contrarium
o0201080.035a 1422 giugno 16 Prohibition to demand payment and release from debt for the collegiate church of Sant' Eusebio and the church of San Giovanni of the baptismal parish of San Lazzaro. Text: de cetero non graventur et ab omni
o0201081.003va 1422 luglio 7 Term of payment for unspecified debt. Text: termini decursi non graventur pro alia medietate
o0201081.004d 1422 luglio 10 Notification of debt before demand of payment from debtors for pardons for forced loans. Title: pro gratiis non graventur
o0201081.004d 1422 luglio 10 Notification of debt before demand of payment from debtors for pardons for forced loans. Text: specialiter factis non graventur nisi primo eis
o0201081.004d 1422 luglio 10 Notification of debt before demand of payment from debtors for pardons for forced loans. Text: notificationem, quibus elapsis graventur, intelligendo dumtaxat de
o0201081.005a 1422 luglio 14 Term of payment for debt for forced loans. Text: fideiussor predictus non graventur ad solutionem hinc
o0201081.005c 1422 luglio 15 Term of payment for property gabelle to the monastery if Chiarito with release of their arrested procurator. Text: solvendo ulterius non graventur; et in quocumque
o0201081.005c 1422 luglio 15 Term of payment for property gabelle to the monastery if Chiarito with release of their arrested procurator. Text: quocumque termino defecerint, graventur pro integra quantitate
o0201081.005vc 1422 luglio 17 Exemption to debtors for pardons of forced loans on grounds of penury with restitution of the pawns, under condition of payment to the debt collectors of the half of their rights. Text: et qualitatis non graventur pro gratia tali
o0201081.024b 1422 ottobre 6 Cancellation of debt to guarantor of debtor. Text: quantitate indebita non graventur personaliter vel realiter
o0201081.028vd 1422 novembre 23 Order to hand carters to clear out. Title: Carretterii graventur
o0201081.031vc 1422 dicembre 9 Restitution of pawn to person enjoined to pay as possessor of properties of debtor with agreement that he undertake to pay the debt, if no heirs are found. Text: gravari possunt et graventur cum magis sit
o0201082.002vb 1422/3 gennaio 18 Order to demand payment of debtors and letter to the Podestà of Pisa and others about the debtors. Text: Item deliberaverunt quod graventur omnes et singuli
o0201082.004vc 1422/3 febbraio 19 Term of payment for debt for forced loans and properties with approval of guaranty and restitution of pawns. Text: deficiendo solutionem suprascriptam graventur eius bona et
o0201082.009va 1423 aprile 9 Term of payment to sons of debtor. Text: isto interim non graventur.
o0201082.011a 1423 aprile 23 Term of payment to the Commune of Scarperia. Text: vel circa non graventur ad solvendum; et
o0201082.020f 1423 giugno 9 Term of payment to Castiglione Fiorentino. Text: presentem mensem, alias graventur in ere et
o0201083.008va 1423 ottobre 5 Demand of payment for debt of Scarperia to two of its inhabitants and letter to the vicar of the Mugello. Text: alium dicti loci graventur pro debito obligato
o0201083.009vb 1423 novembre 6 Prohibition to demand payment of debtors for debt for herd livestock. Text: c. 192 non graventur quia dicte bestie
o0201083.011a 1423 novembre 18 Prohibition to demand payment on properties for dotal rights. Text: ipsa bona non graventur; bona specificata sunt
o0201084.004va 1423/4 gennaio 27 Term of payment for debt for forced loans and restitution of pawns. Text: isto interim non graventur et pignora restituantur.
o0201084.004vb 1423/4 gennaio 27 Term of payment for debt for property gabelle to possessors of debtors' properties. Text: in isto interim graventur filii et heredes
o0201084.006vc 1423/4 febbraio 18 Order to suppliers to consign mortar. Text: et postea quandocumque graventur in era et
o0201084.008va 1423/4 febbraio 29 Term of payment and release of arrested laborers. Text: relaxati et non graventur hinc ad per
o0201084.010vd 1423/4 marzo 23 Prohibition to demand payment of debtors exonerated from the debt for pardons of forced loans. Text: Sancti Spiritus non graventur pro gratiis prestantiarum
o0201086.002e 1424/5 gennaio 24 Order to demand payment of the possessors of the debtor's properties for testamentary bequest with distraint. Title: Quod graventur possessores bonorum Iacobi
o0201086.002e 1424/5 gennaio 24 Order to demand payment of the possessors of the debtor's properties for testamentary bequest with distraint. Text: operariorum dicte Opere graventur realiter et personaliter
o0201086.003c 1424/5 gennaio 29 Resolution for demand payment of possessors of property by testamentary legacies in favor of the hospital of Santa Maria della Scala. Text: Marie de Schala graventur omnes et singuli
o0201086.003c 1424/5 gennaio 29 Resolution for demand payment of possessors of property by testamentary legacies in favor of the hospital of Santa Maria della Scala. Text: c. 8; item graventur possessores seu detentores
o0202001.002b 1425 luglio 3 Order to the administrator to enjoin, with term for restitution, those who hold things belonging to the Opera and oath of two wardens. Text: restituentes pignorentur et graventur per nuntios dicte
o0202001.002vc 1425 luglio 3 Precept to the masters of Gangalandi to build walls and doors at the castles of Lastra and Malmantile. Text: non facerent, quod graventur realiter et personaliter
o0202001.006a 1425 agosto 7 Demand of payment and prohibition to free the guarantors of the masters of Lastra and letter to the Podestà of Gangalandi so that they do not continue building without the consent of the wardens. Text: murorum de Ghanghalandi graventur et penes unum
o0202001.007va 1425 agosto 17 Right of recourse for debt for property gabelle of the countryside and letter to the rectors instructing them to demand payment from the debtor. Text: Mucello comitatus florentine graventur Gerius Ture et
o0202001.021ve 1425/6 febbraio 14 Term of payment to defaulting kilnmen. Text: per prefatos operarios graventur ipse et principalis
o0202001.031vc 1426 maggio 10 Prohibition to demand payment of the parish of San Giovanni of Senni for unregistered properties. Title: in dicto populo graventur
o0202001.031vc 1426 maggio 10 Prohibition to demand payment of the parish of San Giovanni of Senni for unregistered properties. Text: petitionem dicte Opere graventur infrascripta bona et
o0202001.031vd 1426 maggio 10 Prohibition to demand payment and restitution of pawn to debtors. Text: et quod non graventur donec fuerit declaratum
o0202001.048a 1426 dicembre 20 Term of payment to the parish of San Piero a Petrognano and prohibition to demand payment for the balance of the debt. Text: in dicto populo graventur pro dicto residuo
o0202001.048a 1426 dicembre 20 Term of payment to the parish of San Piero a Petrognano and prohibition to demand payment for the balance of the debt. Text: pro dicto residuo graventur ad solvendum; et
o0202001.049vd 1426/7 gennaio 28 Term of payment to heirs and letter to the Podestà of Prato for alternative demand of the yield of the properties from their laborers. Text: per operarios non graventur ad ipsorum petitionem,
o0202001.049vd 1426/7 gennaio 28 Term of payment to heirs and letter to the Podestà of Prato for alternative demand of the yield of the properties from their laborers. Text: sit nulla et graventur laboratores, qui se
o0202001.064f 1427 agosto 5 Injunction and term of payment to debtors inscribed in the book of the administrator. Text: si non solventur graventur realiter et personaliter
o0202001.072vb 1427 novembre 26 Cancellation of part of the debt of the parish of San Giovanni of Senni with restitution of deposit and demand of payment for the balance due with letter to the vicar of Mugello. Text: in dicto populo graventur ad solvendum dictam
o0202001.090vf 1428 agosto 31 Term of payment to the parish of San Martino alle Sieci. Text: dictis quantitatibus et graventur post facto primo
top of page Return Help Contact home
© 2015 Opera di Santa Maria del Fiore