Countdown Demonstration Test for Apollo 9 – February 1969
Astronaut Russell L. Schweickart, Apollo 9 prime crew lunar module pilot, participates in a Countdown Demonstration Test. He is wearing an Extravehicular Mobility Unit, or EMU. In addition to the spacesuit and bubble helmet, the EMU also includes a Remote Control Unit on his chest, a Portable Life-Support System backpack and an Oxygen Purge System.