108-KSC-68PC-18

Image credit: Douglas Aircraft Company
Image source: Jenna Sharp

108-KSC-68PC-16

Image credit: Douglas Aircraft Company
Image source: Jenna Sharp

S-67-22932

Image credit: NASA
Image source: NM Museum of Space History

108-KSC-67PC-15

Image credit: Douglas Aircraft Company
Image source: Jenna Sharp

LM Laboratory & CM with an OAO

Image credit: Grumman
Image source: Cradle of Aviation Museum

Orbiting Astronomical Observatory

Image credit: Grumman
Image source: Cradle of Aviation Museum

Moonshot

Image credit: Krafft Ehricke Papers
Image source: NASM