Three 8″x10″ photographs of the Manned Maneuvering Unit (MMU) in flight

Three 8″x10″ photographs of the Manned Maneuvering Unit (MMU) developed by Martin Marietta (now Lockheed Martin). Photograph of the most popular image from the space shuttle era, taken during STS-41B in April 8, 1984, showing Capt. Bruce McCandless as the first human to fly untethered in space, using the Manned Maneuvering Unit (MMU).