Results of spirit leveling in Kentucky, 1898 to 1913, inclusive /
Marshall, R. B. 1867-1949.
Results of spirit leveling in Kentucky, 1898 to 1913, inclusive / R.B. Marshall, chief geographer. - Washington, Govt. Print. Off., 1914. - 184 p. : pl. ; 24 cm. - U.S. Geological survey. Bulletin 554 . - United States. Geological Survey. Bulletin ; 554. .
"Work from 1902 to 1913, inclusive, done in cooperation with the Kentucky Geological Survey." d Includes index.
gs 14000231
Kentucky--Altitudes.
QE75 / .B9 no. 554
Results of spirit leveling in Kentucky, 1898 to 1913, inclusive / R.B. Marshall, chief geographer. - Washington, Govt. Print. Off., 1914. - 184 p. : pl. ; 24 cm. - U.S. Geological survey. Bulletin 554 . - United States. Geological Survey. Bulletin ; 554. .
"Work from 1902 to 1913, inclusive, done in cooperation with the Kentucky Geological Survey." d Includes index.
gs 14000231
Kentucky--Altitudes.
QE75 / .B9 no. 554