A stratigraphic coding system for data entry into the National Coal Resources Data System
By: B.S. Pierce, B.R. Schachte, and M.F. Johnson.
Contributors: Schachte, B. R.; Johnson, M. F. 1949-; Geological Survey (U.S.)
Series: Open-file report -- 87-448.; U.S. Geological Survey open-file report -- 87-448.
Publisher: U.S. Dept. of the Interior, Geological Survey; [Books and Open-File Reports Section, distributor
Published: 1987
Place of publication: [Denver, Colo.?]
Language: eng
Format: Microform
Subjects: Geology, Stratigraphic -- Computer programs.
Notes: Includes bibliographical references (leaf [11]).