December 22, 1879
Richard H. Pratt acknowledges receipt of five crusts of vaccine virus.
Note: This item was copied from U.S. National Archives microfilm reels (M234), which were filmed from the original documents found in Record Group 75, Entry 79, "Letters Received by the Office of Indian Affairs, 1824-80."
National Archives and Records Administration
RG 75, M234, roll 482, frames 995-996