2” Dia. Shaft Seal Assembly, Box: 77, Folder: F490. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections.
Cite Item Description
2” Dia. Shaft Seal Assembly, Box: 77, Folder: F490. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/90831 Accessed July 26, 2024.
