"The geological revolution (Lecture 2)"
24th Annual Condon Lecture
In the second of two lectures on geology, Dr. Drake, a professor of earth science at Dartmouth University, attempts to formulate a conceptual scheme regarding differences in features of the active belts of the earth's crust. Mr. Ralph Steele of the Continuing Education Committee at Portland State provided the introduction to the lecture.
Transferred and preserved by Portland State University Library’s Special Collections with the generous support of the Institute of Museum and Library Services through the Library Services and Technology Act, administered by the Oregon State Library.
Reel to reel, 3.75 ips, 2 track, mono
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Drake, Charles L., ""The geological revolution (Lecture 2)"" (1969). Special Collections: Oregon Public Speakers. 160.