Principal facts for gravity stations in Adams, Berks, Cumberland, Dauphin, Lancaster, Lebanon, and York counties, south-central Pennsylvania
By: by Stephen L. Snyder and David L. Daniels
Contributors: Daniels, David L. 1937-; Geological Survey (U.S.)
Series: Open file report -- 87-511; U.S. Geological Survey open-file report -- 87-511
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: Gravity -- Pennsylvania -- Harrisburg Region
Notes: Chiefly tables

Includes bibliographical references (p. 10)