Extra Copies of prints for Hydrocarbon Reserves of the Oceans for AAAS Symposium, San Francisco, January 8, 1980, Box: 29, Folder: 37. Hollis Hedberg papers, RH MS 546. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/149808 Accessed May 18, 2024.