U.S. 4,283,591 (Böer), Box: 88, Folder: F186. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections.
Cite Item Description
U.S. 4,283,591 (Böer), Box: 88, Folder: F186. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/91049 Accessed September 18, 2024.
