Birch, Francis [Geologist, Harvard University] -- NOTE: Notes on interview, 4/12/79. Letters on age of the Earth controversy and on V.N. Lodochnikov, 1979-1981

Birch, Francis [Geologist, Harvard University] -- NOTE: Notes on interview, 4/12/79. Letters on age of the Earth controversy and on V.N. Lodochnikov, 1979-1981, 2.1.28, Box: 1, Folder: 28.0. Stephen G. Brush papers, 0294-UA. Special Collections and University Archives. https://archives.lib.umd.edu//repositories/2/archival_objects/286453 Accessed May 19, 2024.