Reprint. Originally published for the Hawaiian Volcano Observatory by the Hawaiian Volcano Research Association in cooperation with the United States Geological Survey, May 26, 1932-June 1935; the National Park Service, July 1935-June 1939; and the University of Hawaii, July 1939-1955.
Compiled and reprinted by the Smithsonian Institution on the occasion of the 75th anniversary of the observatory.
Edited by Richard S. Fiske, Tom Simkin, and Elizabeth A. Nielsen.