Former Owner
- Elizabeth Horne1
- Elizabeth I of England1
- Ellen King1
- Elliott Nugent1
- Emile François Duquesne1
- Emile Gay1
- Emiliano Sarti1
- Emilio Loredo y Trelles1
- Emmanuel Fabius1
- Engelberg Abbey29
- Engelbert Charles, 10th Duke of Arenberg1
- Engelbert, 8th Duke of Arenberg1
- Enluminures13
- Enoch of Ascoli1
- Enrico Cernuschi2
- Entered the library between 1877 and 1900 as suggested by the hyphenated form of the city name in the library stamp on f. 1 as "The College of the City of New-York."1
- Enyego d'Àvalos1
- Ercole Silva1
- Eric Hyde Lord Sexton1
- Eric J. Johnson12