1992. Cleland, Jane M., Kanivetsky, Roman, Meyer, Gary N., and Swanson, Lynn. Map showing the thickness of unconsolidated materials over the bedrock surface (depth to bedrock) and the elevation of the bedrock surface (bedrock... Minnesota Geological Survey.
Search Results
1992. Meyer, Gary N., Swanson, Lynn, and Twiss, W. Patrick. Map showing the susceptibility of ground water in the Prairie du Chien-Jordan aquifer to contamination, scale 1:48,000, Ramsey County. Minnesota Geological Survey.
1992. Meyer, Gary N., Swanson, Lynn, and Twiss, W. Patrick. Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:48,000, Ramsey C... Minnesota Geological Survey.
1992. Green, John C., 1932-. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments), North Shore of Lake Superior, scale 1:... Minnesota Geological Survey.
1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, and 1994. Wisconsin Department of Natural Resources. This line data layer represents hydrography for Milwaukee County, Wisconsin in 1944-1994. The dataset was originally published by the Wisconsin Dep...
1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, and 1994. Wisconsin Department of Natural Resources. This polygon data layer represents hydrography for Milwaukee County, Wisconsin in 1944-1994. The dataset was originally published by the Wisconsin ...
1992. 12/92.; Indexed.; Ancillary maps on verso: Delaware County, Indiana -- Ball State University Campus Map -- Yorktown -- Albany -- Selma -- Eaton -- ... Universal Map Enterprises.
1992. Metro Data Resource Center. This polygon data layer represents the National Wetlands Inventory for Portland Metro, Oregon in 1992. The dataset was originally published by the ...
1992. Metro Data Resource Center. This polygon data layer represents PLSS sections for Portland Metro, Oregon in 1992. The dataset was originally published by the Metro Data Resourc...
1992. Metro Data Resource Center. This polygon data layer represents PLSS townships for Portland Metro, Oregon in 1992. The dataset was originally published by the Metro Data Resour...