2018-03-082018-03-081977-05http://hdl.handle.net/2152.3/6667The Spacelab Mission Development Test III was a ground-based simulation of a series of life sciences experiments conducted by Ames Research Center and Johnson Space Center-. Personnel from Ames Research Center planned and prepared experiments which [274] were then delivered to Johnson Space Center, where they were carried out in the context of a 7-day spaceflight simulation. This image reflects SMD III Crew William E. Thornton, W. Carter Alexander, Bill A. Williams conducting animal research.Astronaut William E. ThorntonSpace Medicineanimal researchSMD IIISpacelab Mission Development Test IIIBill A. WilliamsW. Carter Alexander