Letter The authors intends to translate into English Ershov's pamphlet "One View of Man-Machine interaction" which he greatly enjoyed, and asks to help with etimologizing some Russian words Date: 12.04.1964 Original document language: English Authors: Nicolas Zvegintzov Organizations: Univer. of California (Berkeley) Persons: Edward A. Feigenbaum Addressee: Andrei Petrovich Ershov