Author: MERRILL, George P.:
Title: Contributions to the history of American State geological and natural history surveys. [U.S. Natl. Mus. Bull., 109.]
Description: Washington 1920. 8vo, 23.7cm. Pp. xviii,549, many portraits on 37 plates, notes, refs., index. Private red cloth, title label on backstrip. First and past page a little browned, fine otherwise.

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