1979. Blue line print.; March 1978.; Hand annotated in red ink to show High altitude photography (HAP) sectors for photography in 1977 and 1979 with nota... The Center.
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1979. Tolen, James R. Modified from Regional Geologic Map Series, Indiana Geological Survey.' Includes insets of 'Thickness of unconsolidated materials' and 'Distributio... The Survey.
1979. Eggert, Donald L., cartographer. December 1979. Scale approximately 1:380,000. Indiana Geological Survey.
1979. Stackhouse, Cecil and United States. Bureau of Transportation Statistics. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the ozone (O3) ... United States. Bureau of Transportation Statistics.
1979. Cooperative Forest Management.; CFM 112.; Index to Indiana service foresters by district on verso. Scale not given. The Division.
1979. National Atlas of the United States. This map layer portrays 1979, 1980, and 1981 estimates for total personal income, per capita personal income, annual number of full-time and part-t... National Atlas of the United States.