- FondsSylvester - Papers of James Joseph Sylvester
- SeriesBox 2-7 - Letters
- SubseriesBox 2-3 Folder 2-9 - Letters to JJS
- 62 more...
- Item173 - A.L.s., from William Spottiswoode
- Item178 - A.L.s., from William Thomson
- Item179 - A.L.s., from David P. Todd
- Item182 - A.L.s., from Edward B. Tylor
- Item186 - A.L.s., in French, from A Vassilief
- 33 more...