Letter on the possibitity of exchanging scientists between the two institutions; thanks for the book on ALPHA system; request for the AIST-0 description Date: 10.05.1967 Original document language: English Authors: Louis Bolliet Organizations: Univer. de Grenoble Persons: Igor V. Pottosin, Noel Gastinel Addressee: Andrei Petrovich Ershov