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You searched for: Author Stackhouse, Cecil Remove constraint Author: Stackhouse, Cecil Subject Environment Remove constraint Subject: Environment Place United States--Territories and possessions Remove constraint Place: United States--Territories and possessions Year 1978 Remove constraint Year: 1978
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1. Nonattainment Areas for Sulfur Dioxide Pollution, United States and Territories, 1978

1978. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the sulfur diox... United States. Bureau of Transportation Statistics.