What major contribution did William clark make in history?

Where is a mint mark on a 1924 silver dollar? Did Al Capone stay at a the Monckton mansion in Quincy IL? What embittered white southerners while doing little to really help blacks? What are the 5 best known supporters of the federalists? What is the value of a 1963 2 bill worth? What was one strategy the US government widely employed to assimilate American Indians after their forced relocation? What were some important events in michigans history? How did the economic depression of the mid 1780's impact farmers? The 13th colonies? How much money did slave traders make? Who ran for President against Abraham Lincoln? Who came up with a compromise that lowered the rates of the tariff and ultimately prevented South Carolina from seceding? What was a slave that was trying to escape to the north called? What is the value of a 1976 2 dollar bill with a green seal and the letter H? How much is 1853 penny worth? The roots of jazz began with slaves who were brought to America against their will They were primarily from? Which goal did fearless soul Mother Jones work for? What is the face value of a 1967 half dollar coin? What effect did the cotton boom have in the slave trade within the US? How much money is 1947 copper 1 penny worth?