Inventions, Box: 25, Folder: F17. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections.
Cite Item Description
Inventions, Box: 25, Folder: F17. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/89264 Accessed July 26, 2024.
