1. Letter, to Thomas Powe, Chesterfield, SC, 1863 January 4 Institution: Chesterfield County Library System
2. Letter, to Rebecca Spencer Powe, Chesterfield, SC, 1833 February 14 Institution: Chesterfield County Library System
3. Letter, to Oliver Hawes Spencer, Cheraw, SC, 1825 January 17 Institution: Chesterfield County Library, Matheson Memorial Library
4. Letter, Oliver Hawes Spencer, Cheraw, SC, 1843 December 1 Institution: Chesterfield County Library System