Eck, F. M., Eck & Krebs, from R.R.W., Princeton University, re order for geiger counter (draft)[al, signed]; reply, 2/10/1941 [tls], [2/7/1941]

Eck, F. M., Eck & Krebs, from R.R.W., Princeton University, re order for geiger counter (draft)[al, signed]; reply, 2/10/1941 [tls], [2/7/1941], Box: 1, Folder: 97. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/222859 Accessed July 19, 2025.