REMOVE

1. Illinois
2. Michigan
3. Wisconsin
4. U.S. Mid West
5. 1833

WHAT

1. Atlas Map (1)
2. Classical (1)
3. Timeline (1)
4. World Atlas (1)

WHERE

1. Europe (1)
2. Mediterranean (1)

WHO

1. Baker, E. (1)
2. Bourne, E. (1)
3. Robert Wilkinson (1)
4. Wilkinson, Robert (1)

WHEN

1. 1821 (1)
2. 1823 (1)