Scarce group lot of 24 official color glossy 10 x 8 red-numbered NASA photos documenting tests made by NASA’s Aircraft Flammability Program in October 1975, consisting of magazine numbers 70, 71, 72 (14), and 73 (8), with images documenting the fire-retardant material used, the outside of the NASA test aircraft, and several images of the inside of the aircraft from before and after the controlled burnings. Also included: two identical official glossy NASA photos of used materials and comparative charts for “Physical” and “Fireproof” characteristics of aircraft decorative panels; a packet entitled “Status of Materials Proposed for Aircraft Flammability Program,” listing applications, required tests, candidates, and status; and a heat chart indicating temperatures and resulting damage to cabin. In overall fine to very fine condition.