1954, September 5. How Old Is the Earth In Which We Live? Forum No. 407. Participants: George R. Tilton, Geophysicist, Department of Terrestrial Magnetism of the Carnegie Institution; Lorin R. Stieff, United States Geological Survey, Geochemistry and Geological Branch; and Thomas W. Stern, United States Geological Survey, Geochemistry and Geological Branch. Moderator Matthew Warren. Georgetown University Radio Forum. From the Raymond Reiss Studio.

1954, September 5. How Old Is the Earth In Which We Live? Forum No. 407. Participants: George R. Tilton, Geophysicist, Department of Terrestrial Magnetism of the Carnegie Institution; Lorin R. Stieff, United States Geological Survey, Geochemistry and Geological Branch; and Thomas W. Stern, United States Geological Survey, Geochemistry and Geological Branch. Moderator Matthew Warren. Georgetown University Radio Forum. From the Raymond Reiss Studio., Box: 1. Georgetown University Forum Transcripts, GTA-000107. Georgetown University Archives , Booth Family Center for Special Collections. https://findingaids.library.georgetown.edu/repositories/12/archival_objects/1352881 Accessed November 23, 2024.