Truman Powell [Burlington, VT]. Letter of recommendation for W. Beaumont. September 10, 1812.
Royal Arch Masons, Champlain Chapter [Plattsburgh, NY]. Character reference. November 12, 1814.
Royal Arch Masons, Champlain Chapter [Plattsburgh, NY]. Character reference. November 13, 1814.
A. J. Dallas, Department of War [Washington, DC] to Commanding Officer, 29th Infantry Regiment regarding: reduction in the size of the army. March 14, 1815.
Public handbill, "To the public, Plattsburgh," regarding: a quarrel between G. H. Richards and W. Beaumont. June 12, 1815.
F. MacDonaugh [Plattsburgh, NY] to B. W. Crowninshield, Secretary of the Navy [Washington, DC] regarding: letter of recommendation. December 30, 1816.
Statement of the funds of the Forum (a Plattsburgh civic organization) addressed to the President and Secretary, signed by W. Beaumont, treasurer, together with notice of Beaumont's resignation. November 1, 1817.
Newspaper clipping, "Alisma plantago," regarding: an herbal cure for hydrophobia. August 28, 1818.
"Medical and physical journal commenced November 1, 1818 in the sixth year of medical and surgical practice." November 1, 1818.
W. Beaumont's commission as surgeon in the 15th Regiment, New York Cavalry, signed by Governor DeWitt Clinton Secretary J.V. Watts [Albany, NY]. April 6, 1819.
Certificate of membership from the Mark Master Masons Lodge [Plattsburgh, NY] to W. Beaumont. April 3, 1820.
Certificate, Mason of the Seventh Degree, from the Royal Arch Masons [Plattsburgh, NY] to W. Beaumont. April 3, 1820.
Certificate, Master Mason, from the Harmony Lodge Masons [Champlain, NY] to W. Beaumont. April 11, 1820.
Journal of cases in W. Beaumont's medical practice, including earliest descriptions of the wounding of St. Martin, recorded at Fort Mackinac, MI. November 18, 1822-January 12, 1825.
Joseph Lovell, Surgeon General's Office [Washington, DC] to William Lee, Second Auditor regarding: returns of medical stores from many doctors including W. Beaumont. August 6, 1823.
W. Beaumont and Deborah Beaumont [Mackinac, MI] to her parents [Plattsburgh, NY] regarding: family news. December 18, 1823.
W. Beaumont, Surgeon, U.S.A. [Ft. Niagara, NY] to Joseph Lovell, Surgeon General [Washington, DC] September 1824. "A singular case and extraordinary recovery from a wound and perforation of the stomach," Manuscript report, June 6, 1822-September 1824, and first series of experiments, September 1823-August 1826.
Joseph Lovell, Surgeon General [Washington, DC] to W. Beaumont [Mackinac, MI] regarding: case history to be submitted to The [American] Medical Recorder and Lovell's promise to send a book of experiments on gastric liquor as a guide to making further observations. November 9, 1824.
John S. Whiting [Detroit, MI] to W. Beaumont [Michilimackinac, MI] regarding: notice of election to honorary membership in the Medical Society of the Territory of Michigan. March 3, 1825.
W. Beaumont's notes on preparation of citrate of morphia and potato paint. On verso, a note on use of croton oil. October 1825.