REMOVE

1. Separate Map
2. Physical
3. Tharp, Marie
4. 1957

WHAT

1. Book Map (1)
2. Exploration Book (1)
3. Roads (1)

WHERE

1. Minnesota (1)
2. Nebraska (1)
3. South Dakota (1)

WHO

1. Campbell, Albert (1)
2. Key, John R. (1)
3. Medary, Samuel (1)
4. T.S. Wagner's Lith. (1)
5. Wagner, T.S. (1)

WHEN

1. 1859 (1)