Addressees: Hobby, Josephine S
- SLC to Josephine S. Hobby, 20 October 1906 · New York, N.Y · UCCL10548 CtHPL
- SLC to Josephine S. Hobby, 15 September 1907 · Tuxedo Park, N.Y · UCCL10549 CtHPL
- SLC per Albert Bigelow Paine to Josephine S. Hobby, 26 December–7 January 1910 · Redding, Conn · UCCL10547 CtHPL
- SLC per IVL to Josephine S. Hobby, 20 October 1908 · UCCL13741 CU-MARK
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