REMOVE

1. Europe
2. Vallance, J.

WHAT

1. Atlas Map (3)
2. Classical Atlas (3)
3. Classical (2)
4. Data Visualization (1)
5. Historical (1)

WHERE

1. Asia (2)
2. Roman Empire (1)

WHO

1. John Mellish (2)
2. Mayo, Robert (2)
3. Mellish, John (2)
4. Tanner, H.S. (2)

WHEN

1. 1815 (2)
2. 1820 (1)
3. 1831 (1)