1st Lieutenant & General Superintendent F. R. Chase to Captain William H. Sterling, 22 February 1867. Freedmen’s Bureau: Registers and Letters Received by the Commissioner, Letters Received, Entered in Register 9, W, Jan.- May 1867, Part 1. Smithsonian Institution Transcription Center, Freedmen’s Bureau, Washington, D.C. https://transcription.si.edu/transcribe/44494/NMAAHC-007675321_00444