SKYLAB (SL)-3 CREWMEN - EXTRAVEHICULAR ACTIVITIES (EVA) PROCEDURES

S73-31323 (30 June 1973) --- Astronaut Jack R. Lousma, Skylab 3 pilot, practices procedures for extravehicular activity (EVA) in his Extravehicular Mobility Unit (EMU) spacesuit during Skylab 3 prelaunch training at Johnson Space Center. He is working with a mock-up of a trunion plug plate which is on the space station's deployment assembly. Photo credit: NASA