Addressees: Clemens, William M
- Samuel L. Clemens to William M. Clemens, 18 November 1879 · Hartford, Conn.Hartford, Conn.Hartford, Conn · UCCL01719
- SLC to William M. Clemens, 16 January 1881 · Hartford, Conn · UCCL01893
- SLC to William M. Clemens, January 1882 · Hartford, Conn · UCCL02139
- SLC to William M. Clemens, February 1883 · Hartford, Conn · UCCL11815
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