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1. Spirit leveling in West Virginia, 1896 to 1915, inclusive.

Creator Personal:
Marshall, Robert Bradford, 1867-1949.
Title:
Spirit leveling in West Virginia, 1896 to 1915, inclusive.
Call Number:
P673
Date:
1916
Description:
Government document. Issued as: Geological Survey (U.S.). Bulletin, 632. "Work done in cooperation with the West Virginia State Geological Survey during 1898 to 1915, inclusive, I.C. White, State Geologist."
Subject Geographic:
West Virginia--Altitudes.
All:
West Virginia--Altitudes.

2. Results of spirit leveling in West Virginia, 1909-1910.

Creator Personal:
Marshall, Robert Bradford, 1867-1949.
Title:
Results of spirit leveling in West Virginia, 1909-1910.
Call Number:
P674
Date:
1911
Description:
Government document. Issued as: Geological Survey (U.S.). Bulletin, 477. "Work done in cooperation with the state of West Virginia."
Subject Geographic:
West Virginia--Altitudes.
All:
West Virginia--Altitudes.