Addressees: Wright, William (Dan De Quille)
- Samuel L. Clemens to William Wright (Dan De Quille), 15 July 1864 · San Francisco, Calif · UCCL00084 CU-BANC
- Samuel L. Clemens to William Wright (Dan De Quille), 17 September 1864 · San Francisco, Calif · UCCL00086 CLjC
- Samuel L. Clemens to William Wright (Dan De Quille), 14 July 1865 · San Francisco, Calif · UCCL11610 CLjC
- Samuel L. Clemens to William Wright (Dan De Quille), 6? February 1870 · Buffalo, N.Y · UCCL00399 CU-BANC
- Samuel L. Clemens to William Wright (Dan De Quille), 24 March 1875 · Hartford, Conn · UCCL01215 CU-BANC
- Samuel L. Clemens to William Wright (Dan De Quille), 29 March 1875 · Hartford, Conn · UCCL01217 CU-BANC
- Samuel L. Clemens to William Wright (Dan De Quille), 29 March and 4 April 1875 · Hartford, Conn · UCCL11611 IaWl2, CU-BANC
- Samuel L. Clemens to William Wright (Dan De Quille), 29 April 1875 · Hartford, Conn · UCCL01228 CU-MARK
- Samuel L. Clemens to William Wright (Dan De Quille), 1 May 1875 · Hartford, Conn · UCCL01273 CLjC
- Samuel L. Clemens to William Wright (Dan De Quille), 31 August 1875 · Newport, R.I · UCCL01258 CU-MARK
- Samuel L. Clemens to William Wright (Dan De Quille), 17 September 1875 · Hartford, Conn · UCCL11612 CLjC
- Samuel L. Clemens to To William Wright (Dan De Quille) per Unidentified Stenographer, 5 January 1876 · Hartford, Conn · UCCL01296 CLjC
- Samuel L. Clemens to William Wright (Dan De Quille), 28 January 1876 · Hartford, Conn · UCCL01304 CLjC
- Samuel L. Clemens to William Wright (Dan De Quille), 8 February 1876 · Hartford, Conn · UCCL01305 CLjC
- Samuel L. Clemens to William Wright (Dan De Quille), 7 March 1876 · Hartford, Conn · UCCL01312 Axelrod
- Samuel L. Clemens to William Wright (Dan De Quille), 26 March 1876 · Hartford, Conn · UCCL01318 Axelrod
- Samuel L. Clemens to William Wright (Dan De Quille), 29 November 1876 · Hartford, Conn · UCCL02466 CLjC
- SLC to William Wright, 1 January 1880 · Hartford, Conn · UCCL09531
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