James F. Duffield, P.E., 1976 November 19

James F. Duffield, P.E., 1976 November 19, Box: 22, Folder: 4709. Newark Publishing Co. records, MSS 0879. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/167164 Accessed July 26, 2024.