1975 TRW HEAO High Energy Astronomy Observatories Ad

This is a 1975 ad for a TRW HEAO High Energy Astronomy Observatories! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'Conversation Pieces Probing the High Energy Universe' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collecction today!