Along with Cannon, 535 other early settlers and Native Americans are buried in the pioneer cemetery, including Étienne Lucier, known as "The Father of Oregon Agriculture", and François Rivet and Philippe Degre who claimed to be members of the Lewis and Clark Expedition. Rivet had accompanied the expedition as far as Fort Mandan, and Degre attached himself in to the company while they wintered there in 1804–1805.
Along with Cannon 535 other early settlers and Native Americans are buried in the pioneer cemetery including Étienne Lucier known as "The Father of Oregon Agriculture" and François Rivet and Philippe Degre who claimed to be members of the Lewis and Clark Expedition Rivet had accompanied the expedition as far as Fort Mandan and Degre attached himself in to the company while they wintered there in 1804–1805