1973. Durfee, George, Ikola, Rodney J., and McGinnis, Lyle D. (Lyle David), 1931-2017. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ... Minnesota Geological Survey.
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1980. Ervin, C. Patrick. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ... Minnesota Geological Survey.
1980. Chandler, Val W., Ervin, C. Patrick, and Van De Voorde, B.W. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ... Minnesota Geological Survey.
1977. Carlson, D. R. (David Roy), McGinnis, Lyle D. (Lyle David), 1931-2017, Pederson, R., and Schafersman, J.S. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ... Minnesota Geological Survey.
1970. Ikola, R.J. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ... Minnesota Geological Survey.
1970. Craddock, Campbell, Kolehmainen, V., and Mooney, Harold Morton. Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between ... Minnesota Geological Survey.
22427. Sims, Township 19N Range 7E
1900. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Arenac County, Michigan Scale approximately 1:51,000. Published by W.W. Hixson & Co.
1813. Cary, John, approximately 1754-1835. Cartographic Details: Scale approximately 1:5,500,000 ; (E 65°57'00"--E 78°08'00"/N 35°55'00"--N 22°12'00"). Covers Northwestern India. Relief show... J. Cary ; London.
1920. Sanborn Map Company. Sinking Spring, Berks County, Pennsylvania, April 1920. 1 map on 5 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1717. Schen, Peter, 1661-1715, Valck, G. (Gerard), 1651 or 1652-1726., and Visscher, Nicolaes, 1649-1702. Cartographic Details: Scale approximately 1:4,400,000. Relief shown pictorially. Oriented with north to the right. From Visscher's Atlas minor, 171... Vischer; Amstelodami.