PROCEEDINGS
OF THE
Cambridge Antiquarian Society
WITH
COMMUNICATIONS MADE TO THE SOCIETY.
1898—1899.
Monday, 6 March, 1899.
Professor Ridgeway, President, in the chair.
Mr J. W. Clark made the following communication:
THE VATICAN LIBRARY OF SIXTUS IV.
I. Introduction.
Before entering on the subject of this paper, I feel it necessary to make a short personal explanation.
In the course of my work on Libraries, I naturally paid a good deal of attention to the splendid room which Sixtus V. constructed for the Vatican collection in 1588; and I often wondered whether it would be possible to find out anything about the libraries of his predecessors. I knew that there was a Library attached to the old Basilica of Constantine, but I did not feel sure whether it belonged to the Pope or to the Chapter
