Spirit leveling in Illinois, 1914 to 1917, inclusive /

Bibliographic Details
Main Author:	Marshall, R. B. (Robert Bradford), 1867-1949 (Author)
Corporate Author:	Illinois State Geological Survey (sponsoring body.)
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1918.
Series:	Bulletin (Geological Survey (U.S.)) ; no. 672.
Subjects:	Leveling > Illinois. Bench-marks > Illinois. Altitudes. Illinois > Altitudes. Illinois > Surveys. Illinois.
Online Access:	https://purl.fdlp.gov/GPO/gpo59875

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