Solar Calendar, Box: 43, Folder: F165. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections.
Cite Item Description
Solar Calendar, Box: 43, Folder: F165. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/89920 Accessed September 07, 2024.