Valves—Gate, Box: 76, Folder: F483. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections.
Cite Item Description
Valves—Gate, Box: 76, Folder: F483. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/90823 Accessed July 26, 2024.