Directory of geological material in North America
By: by J. V. Howell and A. I. Levorsen.
Contributors: Levorsen, A. I. 1894-1965, joint author.
Edition: 2d ed., rev. and enl. with the assistance of Robert H. Dott and Jane Weaver Wilds.
Series: NAS-NRC publication no. 556; Publication (National Research Council (U.S.)) ;; no. 556.
Publisher: American Geological Institute
Published: 1967
Place of publication: Washington
Language: eng
Number of pages: 208
Subjects: Geology -- Directories.
Other titles: Geological material in North America.
Notes: "The first edition ... was published in 1946 as part 2 of the Bulletin of the American Association of Petroleum Geologists, volume 30, number 8."