Tel. 23.029 ; 29.038 - Indirizzo telegrafico ; Istgenetica — Pavia LLCS/bm Pavia, January 22, 1962 ISTITUTO DI GENETICA UNIVERSITA DI PAVIA . Prof. Joshua Lederberg VIA SANT’ EPIFANIO, 14 Stanford University PAVIA Medical Center Department of Genetics Palo Alito, Calif. Dear Joshua, I would be pleased if you could send me your good old female W 2401, if I am not mistaken, as we hope to start some micromanipulation. Yours ever Coen L.L. Cavalli-Sforza