Meriwether Lewis named a tributary of the Musselshell River in Montana for her
The Musselshell was entered 
by the Lewis and Clark Expedition on May 20,... [DOC] [TLE] Judith River - Wikipedia [PAR] The Judith River is a tributary of the Missouri River, approximately 124 mi (200 
km) long, running through central Montana ... Meriwether Lewis named this 
central Montana river the Bighorn.