Available to US bidders only. Large and heavy Titan III missile guidance computer, measuring approximately 23″ x 16″ x 9″, with a Delco Electronics tag affixed to the front, reading: "Computer, Missile Guidance, Designation CP-1331/DJW, Serial No. 0000061, Part No. 7559700-021, Stock No. 1420010230370AE, Contr. No. F42600-76-C-0549, Dsgn Code 13160." A Delco "Repair Data" tag is affixed on the right side, listing a repair date of "7-11-84." Inside, the computer boasts two core memory modules and all gold-plated connectors. This onboard computer accepted position data from the Inertial Measurement Unit and calculated the resulting guidance commands during the flight of the missile. NASA adopted the Titan II missile as the launch vehicle for its Gemini missions in the 1960s, and later used the Titan III to launch its Voyager and Viking probes.