- FondsSylvester - Papers of James Joseph Sylvester
- SeriesBox 2-7 - Letters
- SubseriesBox 2-3 Folder 2-9 - Letters to JJS
- 4 more...
- Item13 - A.L.s., in German, from L. Brill, Darmstadt
- File14-24 - A.Ls.s., from Arthur Buchheim
- Item25 - A.L.s., from I. R. Bush, New York
- Item26 - A.L.s., from J. J. Child
- Item27 - A.L.s., from M. Cohen
- Item28 - A.L.s., in French, from L. Cremona, Rome
- Item39 - A.L.s., from M. F. Egerton
- Item40 - A.L.s. from Robinson Ellis
- 91 more...