![Portrait of Pope Sixtus IV, born Francesco della Rovere (Pecorile, 1414-Rome, 1484), engraving, Stock Photo, Picture And Rights Managed Image. Pic. DAE-10121791 | agefotostock Portrait of Pope Sixtus IV, born Francesco della Rovere (Pecorile, 1414-Rome, 1484), engraving, Stock Photo, Picture And Rights Managed Image. Pic. DAE-10121791 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/b0680435c2504c41a8f9d0373a9e1178/dae-10121791.jpg)
Portrait of Pope Sixtus IV, born Francesco della Rovere (Pecorile, 1414-Rome, 1484), engraving, Stock Photo, Picture And Rights Managed Image. Pic. DAE-10121791 | agefotostock
![The inauguration of the Vatican Library by Pope Sixtus IV: Platina (kneeling) is appointed librarian. Chromolithograph after Melozzo da Forli. | Wellcome Collection The inauguration of the Vatican Library by Pope Sixtus IV: Platina (kneeling) is appointed librarian. Chromolithograph after Melozzo da Forli. | Wellcome Collection](https://iiif.wellcomecollection.org/image/V0035328/full/full/0/default.jpg)
The inauguration of the Vatican Library by Pope Sixtus IV: Platina (kneeling) is appointed librarian. Chromolithograph after Melozzo da Forli. | Wellcome Collection
![Fresco of the Melozzo school in the Ospedale di Santo Spirito. Pope Sixtus IV visiting a library in Rome (15th century). Tenure from 1471 to 1484, the builder of the Sistine Chapel, Fresco of the Melozzo school in the Ospedale di Santo Spirito. Pope Sixtus IV visiting a library in Rome (15th century). Tenure from 1471 to 1484, the builder of the Sistine Chapel,](https://c8.alamy.com/comp/TA2C4C/fresco-of-the-melozzo-school-in-the-ospedale-di-santo-spirito-pope-sixtus-iv-visiting-a-library-in-rome-15th-century-tenure-from-1471-to-1484-the-builder-of-the-sistine-chapel-founder-of-the-ospedale-di-santo-spirito-in-rome-TA2C4C.jpg)
Fresco of the Melozzo school in the Ospedale di Santo Spirito. Pope Sixtus IV visiting a library in Rome (15th century). Tenure from 1471 to 1484, the builder of the Sistine Chapel,
![Today In History på Twitter: "15 Aug 1483: Pope Sixtus IV consecrates the #Sistine Chapel in what is now #Vatican City and dedicates it to the Virgin Mary. #Rome #Catholic #history #ad Today In History på Twitter: "15 Aug 1483: Pope Sixtus IV consecrates the #Sistine Chapel in what is now #Vatican City and dedicates it to the Virgin Mary. #Rome #Catholic #history #ad](https://pbs.twimg.com/media/EfajTtXWoAEVdx3.jpg)
Today In History på Twitter: "15 Aug 1483: Pope Sixtus IV consecrates the #Sistine Chapel in what is now #Vatican City and dedicates it to the Virgin Mary. #Rome #Catholic #history #ad
![The foundling hospital of the Ospedale Santo Spirito in Sassia, Rome: wet-nurses looking after the babies, and Pope Sixtus IV ordering the rebuilding. Photograph by Ditta Vasari, 19-- (?) after a fresco The foundling hospital of the Ospedale Santo Spirito in Sassia, Rome: wet-nurses looking after the babies, and Pope Sixtus IV ordering the rebuilding. Photograph by Ditta Vasari, 19-- (?) after a fresco](https://iiif.wellcomecollection.org/image/V0030918/full/full/0/default.jpg)
The foundling hospital of the Ospedale Santo Spirito in Sassia, Rome: wet-nurses looking after the babies, and Pope Sixtus IV ordering the rebuilding. Photograph by Ditta Vasari, 19-- (?) after a fresco
![Pope Sixtus IV being shown the cadavers of dead illegitimate children picked out of the Tiber, and deciding to reform the law which allowed their infanticide. Photograph by Ditta Vasari, 19-- (?) Pope Sixtus IV being shown the cadavers of dead illegitimate children picked out of the Tiber, and deciding to reform the law which allowed their infanticide. Photograph by Ditta Vasari, 19-- (?)](https://iiif.wellcomecollection.org/image/V0030916/full/300,/0/default.jpg)
Pope Sixtus IV being shown the cadavers of dead illegitimate children picked out of the Tiber, and deciding to reform the law which allowed their infanticide. Photograph by Ditta Vasari, 19-- (?)
![Pope Sixtus IV, 1414 –1484, born Francesco della Rovere, Pope from 1471 to his death Stock Photo - Alamy Pope Sixtus IV, 1414 –1484, born Francesco della Rovere, Pope from 1471 to his death Stock Photo - Alamy](https://c8.alamy.com/comp/W4H8H8/pope-sixtus-iv-1414-1484-born-francesco-della-rovere-pope-from-1471-to-his-death-W4H8H8.jpg)