Labels:clock | geodesic dome | person | poster | stairway | umbrella OCR: NA SA's fulls Ycale moe k dn of portion an aerobra tke in underwatertes ttank Theaerobrake TS one to islow dow as it descends through the Martian atmospher TRAVEL PL ANS 00 full scale mock upofa aerobrake underwater testtank down ship atmosphere 1980S