Into The Unknown
by Don Dwiggins
Golden Gate Books, 1971
Image credit: Boeing
Image source: Numbers Station
Re-Entry
Category: Spaceplane
Delta Wing X-15
Image credit: USAF
Image source: Numbers Station
LS-200-8
NASA HQ MC68-6609-7-26-68
Operational Concept
Triamese RLV
Image credit: GD / Convair
Image source: Numbers Station
Triamese Scale Models
see also:
Image credit: GD / Convair
Images: SDASM Archives, National Air and Space Museum
ILRV
NASA HQ MC68-6609-7-26-68
ILRV
Image credit: NASA
Image source: Numbers Station
