1978. This image is a 1:100,000 scale topographic map produced by the Soviet military in 1978. Maps produced by the Soviet military were believed to be u... Omni Resources (Firm).
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1994. Baranoski, Mark T. compiled by M.T. Baranoski and L.H. Wickstrom. Scale approximately 1:400,000. OSU's copy 1 "Key to references cited on map of Basement Structures i... Ohio. Division of Geological Survey.
1974. Osborne, Robert H. Scale: 1: 24,000. by Robert H. Osborne. Includes marginal and bibliographical references. Ohio. Division of Geological Survey.
1974. Ford, John Philip. Scale: 1:24,000. by John P. Ford. Ohio. Division of Geological Survey.
1972. DeLong, Richard M. by Richard M. DeLong. Scale 1:24,000.
1975. Ohio. Division of Geological Survey. Scale 1:12,000. by Stephen P. Reidel.
1956. Ohio State University. Institute of Geodesy, Photogrammetry and Cartography. Sponsored by the Development Fund, the Graduate School and the Department of Geology. The Anomalies refer to the International Gravity Formula. by ... Ohio. Division of Geological Survey.
1915. Geological Survey (U.S.). Scale 1:62,500 Relief shown by contours and spot heights. Contour interval 50 ft. "Surveyed in 1893-94." Text and ill. on verso. Department of the ... The Survey.
1916. Map of South Africa - City Map - Cape Town, 1916. Scale=1:7,250. Streets, major buildings, points of interest. This is a reproduction of an origina... J.C. Juta & Co.
1881. U.S. Coast and Geodetic Survey. Scale approximately 1,100,000. Relief shown by hachures and spot heights. Depths shown by soundings. Includes references and 5 insets. compiled and... U.S. Coast and Geodetic Survey.