United States Congressional Districts and Data, 1843-1883William W. Beach, Michael J. Dubin, Stanley ParsonsInbunden742 kr
United States Congressional Districts, 1883-1913Michael J. Dubin, Stanley Parsons, Karen Toombs ParsonsInbunden1 009 kr
United States Congressional Districts 1788-1841Stanley Parsons, William W. Beach, Daniel HermanInbunden1 009 kr
United States Congressional Districts and Data, 1843-1883William W. Beach, Michael J. Dubin, Stanley ParsonsInbunden742 kr