From Flickr: “STS-61B” by NASA on The Commons

Photographic documentation showing astronauts in Extravehicular Mobility Units (EMU) working on both Experimental Assembly of Structures in Extravehicular Activity (EASE) and on Assembly Concept for Construction of Erectable Space Structures (ACCESS) in the payload bay of the orbiter Atlantis during STS-61B.

Image #: 61b-45-029
Date: November 28, 1985

via Flickr