Extravehicular activity (Manned space flight)

Gemini 4an astronaut steps into the void / by: (Electronic resources)

Gemini 5eight days in space or bust / by: (Electronic resources)

White, Edward Higgins,

Project Gemini (U.S.)

Popular Science in Technology.

McDivitt, James Alton,

Extravehicular activity (Manned space flight)

Aerospace Technology and Astronautics.

Space flight to the moon.

Popular Science in Astronomy.

Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics)

Space Exploration and Astronautics.