Senders: Society of Friends of Russian Freedom
- Edward A. Spring for Society of Friends of Russian Freedom to SLC, June 1891 · Boston, Mass. · UCLC45597 CU-MARK
- Arthur E. Bullard for Friends of Russian Freedom to SLC, 23 February 1907 · New York, N.Y. · UCLC36149 CU-MARK
- Arthur E. Bullard for Friends of Russian Freedom to SLC, 27 February 1907 · New York, N.Y. · UCLC36160 CU-MARK
- Arthur E. Bullard for Friends of Russian Freedom to SLC, 20 March 1907 · New York, N.Y. · UCLC36261 CU-MARK
- Nikolai V. Chaikovsky for Friends of Russian Freedom to SLC, 1 April 1907 · New York, N.Y. · UCLC35995 CU-MARK
- Howard Brubaker for Friends of Russian Freedom to SLC, 1 April 1907 · New York, N.Y. · UCLC35951 CU-MARK
- Nikolai V. Chaikovsky for Friends of Russian Freedom to SLC, 11 April 1907 · New York, N.Y. · UCLC36328 CU-MARK
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