An Indexing and classification system for earth-science data bases
By: by James C. Schornick ... [et al.].
Contributors: Schornick, James C.; Geological Survey (U.S.)
Series: Open-file report -- 89-47.; U.S. Geological Survey open-file report -- 89-47.
Publisher: Dept. of the Interior, U.S. Geological Survey; Books and Open-file Reports Section [distributor]
Published: 1989
Place of publication: Denver, Colo
Language: eng
Format: Microform
Subjects: National Water Information System (U.S.) -- Databases.; Hydrology -- United States -- Databases.; Earth sciences -- United States -- Databases.
Notes: Chiefly tables.

Includes bibliographical references (p. 12-15).