What dangers and hardships did Lewis and Clark face when exploring the Midwest?

What did Johnson’s proclamation require of the former Confederate states in order to be readmitted into the Union? What did the American flag look like in the early 1800's? What were the beliefs of the Civil War? What is the value of a 1877 fifty dollar proof copy? What are the first 3 digits mean in a phone number? What is the value of a 1862 one dollar? Who were Abraham Lincoln's cousins? What was the colony founded by the Quakers? How many states were slave states in 1850? How much did stuff cost in 1944? What is the value of an 1859 U.S. silver dollar? How much is a 1787 fugio cent worth? How did U.S. foreign policy after World War 2 differ from a U.S. foregin policy after World War 1? How much is a 1906 D half eagle worth? What is the value of a U S 1935 50 cent piece? What role did the Missouri Compromise play in the dispute over slavery? Who were the parents of Elizabeth Cady Stanton? Did Henry Ravenal believe negroes would take the side of the North in the Civil War? Are the Lewis and Clark nickels valuable? What U.S. blacksmith who invented the steel plow in 1837?