Letter Request to send spare lamps for the overhead projector and a copy of Proceedings of the ACM Symposium with Prof. Dewar who is coming to Novosibirsk Date: 24.03.1977 Original document language: Russian, English Authors: Andrei Petrovich Ershov Persons: Robert B. K. Dewar, Glenn Manacher Addressee: Jackob T. Schwartz
