Science, Technology, Space Exploration & Meteorites

Desirable RCA COSMAC CDP18S020 (Rev. 2) Evaluation Board with RCA 1800 COSMAC Micro Terminal (CDP 18S021), featuring a CDP1802 microprocessor: a one-c

Core memory unit from a ROLM militarized NOVA computer, 9.5˝ x 6.5˝ x .5˝, marked on the edge: "ROLM Corporation, Santa Clara,

Early circa 1970s high power 8-pin ballistic type print head, made in the USA by Wang Laboratories. It is unusual in that it uses solenoids to drive p

Handsome circa 1930s American carbon button broadcast microphone, measuring approximately 25˝ tall on a 7.5˝ x 7.5˝ base. The

Circa 1958–1962 Everest Z5R pinwheel mechanical calculator made in Italy, measuring approximately 13˝ x 6.5˝ x 7

Scarce Sun Hemmi Model No. 275D slide rule made in Japan, featuring 20˝ scales and a single cursor, known as a 'vector log-log slide rule.&...

Pair of Cold War–era Russian tank commander helmets, both made of padded cloth with a built-in microphone and headset. One helmet, displayed

Used during World War II by the Navy and US Marines, the TBY-4 two-way radio was famously utilized by Navajo Code Talkers to send and receive secret m

World War II–era US Army BC-611-F Radio Receiver and Transmitter, popularly known as the 'walkie talkie,' engraved with serial number ...

Original and very colorful French advertising poster for "La Raphaelle Liqueur Bonal," 45.5 x 62.5, done by G. Rosetti in 1908. Poster dep...