
Image credit: Lockheed
Image source: DVIDS

Image credit: Lockheed
Image source: DVIDS

Image credit: Rockwell
Image source: DVIDS

Image credit: Boeing
Image source: Mike Acs

A combine of three lunar shelters provides adequate quarters for a construction of eighteen men. It will take many years to complete a major moon colony for 100 or more men-and women.
The Next Fifty Years On The Moon
by Erik Bergaust
G.P. Putnam’s Sons, 1974
Image credit: Boeing
Image source: Numbers Station

Image credit: Convair
Image source: SDASM Archives

Image credit: Bell
Image source: Numbers Station