Lot with an official NASA picture, a booklet and two folded leaflets.
The Official NASA Picture is: Communications satellites. On the white margin: NASA S-64-14281. The picture shows the improvements made at the beginning of the 60s: first experiments with ''mirror'' or ''passive'' communication satellites (ECHO); later NASA had awarded a competitive contract to RCA to build an active medium-orbit (4,000-mile-tall) communication satellite (RELAY); then NASA had awarded a sole- source contract to Hughes Aircraft Company to build a 24-hour (20,000 mile high) satellite (SYNCOM).The booklet is: L'espace, Paris, Desfosses, 1964, by the Centre national d'e'tudes spatiales, in-8vo, p. 30, (2), with many photographs. 205x255 mm