Senders: Bergen, H. W.
- H. W. Bergen to SLC, 15 May 1875 · UCLC50221 CtHMTH
- H. W. Bergen to SLC, 22 May 1875 · UCLC50222 CtHMTH
- H. W. Bergen to SLC, 11 January 1877 · New York, N.Y. · UCLC32461 CU-MARK
- H. W. Bergen to SLC, 10 April 1877 · Buffalo, N.Y. · UCLC32484 CU-MARK
- H. W. Bergen to SLC, 25 August 1877 · Newark, N.J. · UCLC32547 CU-MARK
- H. W. Bergen to SLC, 24 September 1877 · Cincinnati, Ohio · UCLC32571 CU-MARK
- H. W. Bergen to SLC, 6 November 1877 · Toronto, Ont., Canada · UCLC32598 CU-MARK
- H. W. Bergen to SLC, 21 November 1879 · Newark, N.J. · UCLC33094 CU-MARK
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