Meriwether Lewis named a tributary of the Musselshell River in Montana for her
Under Meriwether Lewis's supervision, a large 
keelboat was constructed in .... On May 20, the Corps reached -- and named -- 
the Musselshell River,... [DOC] [TLE] Timeline of the life of Sacagawea | Sacagawea [PAR] February 11, 1805  Sacagawea gave birth to a baby boy named Jean Babtiste (
Pompy).