217. Keefer, Louis E. Prospectus for a New Castle County Land Use and Transportation Planning Program, 1963. U0.3/No. 1

217. Keefer, Louis E. Prospectus for a New Castle County Land Use and Transportation Planning Program, 1963. U0.3/No. 1, Box: 28. William J. Cohen papers, MSS 0468. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/191825 Accessed September 19, 2024.