[MS 104 - Brief Fishers an Schulze-Gävernitz]
New Haven, November 28, 1931[MS 105 - Brief Fishers an Schulze-Gävernitz]
New Haven, December 16, 1931[MS 106 - Brief Fishers an Schulze-Gävernitz]
New Haven, November 11, 1932[MS 153 - Brief Jones' an Schulze-Gävernitz]
Haverford, PA., January 19, 1931[MS 203 - Kopie eines Briefes Schulze-Gävernitz' an Fisher]
New York City, 27 Sept. 31