Bulletin of the Geological Society of America. V.70 - Geological Society of America ([New York : Geological Society of America], 1890)
Title from caption.
Vols. for 1890-<1891> have no numbering, but constitute v. 1, no. 1-<v. 2, no. 1>
Also issued online.
Vols. 1 (1890)-10 (1900); Vols. 11 (1900)-20 (1909); Vols. 21 (1910)-30 (1919?); Vols. 31 (1920)-50 (1939); Vols. 51 (1940)-60 (1949); Vols. 61 (1950)-70 (1959).
An index is issued every 10 years for the preceedings 10 vols.
Vols. 1-44 include Proceedings of the annual meeting, 1889-1933, later published separately.
Keywords: Geology -- Periodicals; Geologie