- FondsMordell - Papers of Louis Joel Mordell
- Series1-40 - Letters
- File19 - Miscellaneous Letters
- 67 more...
- Item19.68 - T.L.s., in German, from Ernst Jacobsthal, Berlin
- Item19.69 - A.L.s., from V. Jarnik, Prague
- Item19.70 - A.L.s., from Harold Jeffreys, Cambridge
- Item19.71 - T.L.s., from Fritz John, Cambridge
- Item19.72 - A.L.s., from 'K' to an unknown recipient
- Item19.73 - A.L.s., in German from Dr Heinrich Kapferer, Baden
- Item19.74 - A.L.s., from B. Kaufmann, University of Leeds
- Item19.75 - A.L.s., in German, from A. Khintchine, Moscow
- Item19.76 - A.L.s., in German, from A. Khintchine, Moscow
- 65 more...