APIS: Advanced Papyrological Information System
APIS is a collaborative online catalog and library of digitized images of papyri and ostraca (potsherds with incriptions) dating from the period 400 BCE to 800 CE.
Digital Collections
John Jay Papers
An online index and text database of correspondence, memos, diaries, etc. written by or to the American statesman John Jay (1745-1829).
Digital Scriptorium
The Digital Scriptorium makes available cataloging and selected digital images from medieval and early Renaissance manuscript collections housed in U.S. collections.
Notable New Yorkers
Original audio recordings and edited transcripts of oral history interviews with ten influential New Yorkers drawn from the collection of the Columbia Libraries' Columbia Center for Oral History.
Lehman Papers: Special Correspondence Series
A searchable database of selected correspondence to and from New York Governor and U.S. Senator Herbert H. Lehman (1878-1963).
Columbia Library Columns
A digitized collection of the journal published by Columbia University Libraries from 1951 to 1996, comprising over 6,900 pages in 46 volumes (135 issues).