For 10 points, name this expedition to survey the lands of the Louisiana Purchase, led by its two namesakes.
This group carried the first struck rather than engraved Peace Medals. The burial place of this group's quartermaster is at Floyd's Bluff. The construction of Fort Clatsop resulted from a vote taken by this group that included the slave York. This group, which stayed at Fort Mandan, included a young child nicknamed Little Pomp or Pompy. It was aided by the translation of fur trapper Toussaint Charbonneau and his Shoshone wife, Sacagawea. For 10 points, name this expedition to survey the lands of the Louisiana Purchase, led by its two namesakes.
This group carried the first struck rather than engraved Peace Medals.
Lewis and Clark Expedition [or The Corps of Discovery Expedition]