Addressees: Hapgood, Norman
- Isabel V. Lyon for SLC to Norman Hapgood, 3 June 1905 · Dublin, N.H · UCCL12897 CU-MARK
- SLC per Isabel V. Lyon to Norman Hapgood · 7-9 June 1905 · Dublin, N.H · UCCL07052 CU-MARK
- SLC to Norman Hapgood, 15 September 1905 · Dublin, New Hampshire · UCCL13082
- SLC to Norman Hapgood, 18? September 1905 · Dublin, N.H · UCCL07123 CLjC
- SLC per Isabel V. Lyon to Norman Hapgood, 2 February 1907 · New York, N.Y · UCCL07640 CU-MARK
- SLC to Norman Hapgood, Unknown date, New York, N.Y · UCCL10825 InU-Li
- SLC to Norman Hapgood, Unknown date, New York, N.Y · UCCL05340 TNJ
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