AS11-40-5931 (20 July 1969) --- Astronaut Edwin E. Aldrin Jr., lunar module pilot, prepares to deploy the Early Apollo Scientific Experiments Package (EASEP) on the surface of the moon during the Apollo 11 extravehicular activity. Astronaut Neil A. Armstrong, commander, took this photograph with a 70mm lunar surface camera. In the foreground is the Apollo 11 35mm stereo close-up camera.