- FondsMordell - Papers of Louis Joel Mordell
- Series1-40 - Letters
- File19 - Miscellaneous Letters
- 29 more...
- Item19.30 - T.L.s., from Donald G. Burkhard, Research Director, PEC Research Associates, Boulder, Colorado
- Item19.31 - A.L.s., from H. R. Calvert, London
- Item19.32 - A.L.s., from C. G. Chabauty, Paris
- Item19.33 - A.L.s., from J. W. S. Cassels
- Item19.34 - A.L.s., from L. M. Child, Llanddulas
- Item19.35 - A.L.s., from J. M. Child, Llandulas
- Item19.36 - T.L.s., from L. Courant, Cambridge
- Item19.37 - A.L.s., from F. G. Cowling, Bangor
- Item19.38 - A.L.s., from P. J. Daniell(?), Sheffield
- 103 more...