Jean-Baptiste “Pomp” Charbonneau, the baby born to Sacagawea during the Lewis and Clark expedition, is one of the most important figures in Oregon history — but we know almost nothing of his life. (Near Danner, Malheur County; 1866) (For text and pictures, see http://offbeatoregon.com/o1107d-life-of-sacagaweas-mountain-man-son-charbonneau-tantalizing-mystery.html)