1To James Madison from Thomas Jefferson, 20 August 1807 (Madison Papers)
...cannon & magazines from Upper Canada to Quebec, considering the former not tenable, &...
2From Thomas Jefferson to James Madison, 20 August 1807 (Jefferson Papers)
...cannon & magazines from Upper Canada to Quebec, considering the former not tenable, &...
3Thomas Jefferson to James Madison, 15 October 1814 (Jefferson Papers)
Quebec, Canada