FLOWN Apollo 11 LM G and N Dictionary A single sheet approxi

Sale 2073 - Lot 125

Price Realized: $ 4,560

?Final Price Realized includes Buyer’s Premium added to Hammer Price

Estimate: $ 4,500 - $ 5,500

FLOWN Apollo 11 LM G and N Dictionary. A single sheet approximately 5.5x8 inches, being PGNS-3 and PGNS-4, from the checklist. This sheet was part of the Guidance and Navigation Dictionary that was carried to the surface of the Moon and lists the VERB definitions for the PGNS or Primary Guidance and Navigation Section. NASA/MSC, 23 June 1969

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A Typed Letter Signed by Aldrin reads in part: "Both sides of this sheet list in a dual column format our computer VERB numbers and a short description of the verb function. This sheet provided Neil Armstrong and myself a quick look reference guide on the proper VERB commands to enter into our LM computer. The complete dictionary was a vital document to the success of our mission. It not only provided definitions of computer codes, but contained detailed information on steps required to operate flight equipment associated with the first lunar landing." The sheet has been inscribed and signed on PGNS-3 with: "Carried in EAGLE to the lunar surface on Apollo XI, Buzz Aldrin." With a Typed Letter Signed by Aldrin.