These papers primarily document El-Baz's work at Bellcomm, his lunar studies and work with the United States Apollo program, and his participation in the Apollo-Soyuz Test Program, in which astronauts in space studied the earth's deserts. Also included is his Desert Bibliography. Papers include correspondence and memoranda, minutes of meetings, reports, charts, maps, printouts, logs, flight plans, press releases, and material relating to his book, Apollo Over the Moon. His participation in the lunar nomenclature committee, which is well represented, includes minutes of meetings, charts, and correspondence with committee members. There is also a copy of the master list of lunar names. For additional documentation of El-Baz's activities, see records of the Center for Earth and Planetary Studies, National Air and Space Museum, record unit 353.