Burchfield, Joe D. [Historian of science at Northern Illinois University.] -- NOTE: Comments on SGB's "Thermodynamics and History" which discusses debate about age of Earth (He later published a book on this topic)., 1967-1969

Burchfield, Joe D. [Historian of science at Northern Illinois University.] -- NOTE: Comments on SGB's "Thermodynamics and History" which discusses debate about age of Earth (He later published a book on this topic)., 1967-1969, 2.2.11, Box: 2, Folder: 11.0. Stephen G. Brush papers, 0294-UA. Special Collections and University Archives. https://archives.lib.umd.edu//repositories/2/archival_objects/286472 Accessed May 18, 2024.