Senders: Alden, Henry M.
- Henry M. Alden for Harper & Bros. to SLC, 26 May 1886 · New York, N.Y. · UCLC42953 CU-MARK
- Henry M. Alden to SLC, 20 July 1894, New York, N.Y. · UCLC46021 Harper 1912
- Henry M. Alden to SLC, 3 April 1895 · New York, N.Y. · UCLC46047 CU-MARK
- Henry M. Alden, for Harper & Brothers. To SLC, 14 September 1899 · New York, N.Y. · UCLC46273 CU-MARK
- Henry M. Alden to SLC, 30 December 1909 · New York, N.Y. · UCLC40650 CU-MARK
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