1From Thomas Jefferson to Henry Dearborn, 9 August 1808 (Jefferson Papers)
...Cuthbert to mr Madison on the means of taking Quebec is worthy notice, and I wish you could,...
2From Thomas Jefferson to Henry Dearborn, 27 August 1808 (Jefferson Papers)
...take the whole country to within a league of Quebec. I salute you with affection & respect...
3From Thomas Jefferson to Henry Dearborn, 29 July 1807 (Jefferson Papers)
Quebec.