Astrogeologic studies semiannual progress report ; February 26, 1961 to August 24, 1961
Series: Open file report / U.S. Geological Survey -- 667; Open-file report (Geological Survey (U.S.)) -- 667
Publisher: U.S. Geological Survey
Published: 1962
Place of publication: Reston, VA?
Language: eng
Number of pages: 137
Notes: One map on 1 folded leaf in pocket.

"March 1962"

"This report concerns work done on behalf of the National Aeronautics and Space Administration"

Includes bibliographical references.