Frederick C. Proehl Records, Collection ID-0077, Box: Po - Pu. Concordia Historical Institute.
Cite Item Description
Frederick C. Proehl Records, Collection ID-0077, Box: Po - Pu. Concordia Historical Institute. https://concordiahistoricalinstitute.libraryhost.com/repositories/2/resources/3554 Accessed September 15, 2025.
