REMOVE

1. Timeline
2. Separate Map

WHAT

1. Data Visualization (7)
2. Pictorial map (4)
3. Exploration (2)

WHERE

1. Europe (2)
2. World (2)
3. France (1)
4. Germany (1)
5. The South (United States) (1)

WHO

1. Institute of Geographical … (2)
2. Raisz, Erwin (2)
3. Amos Doolittle (1)
4. Anonymous. (1)
5. Artists Representative In … (1)

WHEN

1. 1933 (2)
2. 1968 (2)
3. 1762 (1)
4. 1806 (1)
5. 1813 (1)