REMOVE

1. Michaelis, L.
2. Haase, F.
3. Edler, E.
4. 1821

WHAT

1. Atlas Map (2)
2. World Atlas (2)

WHERE

1. Bulgaria (2)
2. Greece (2)
3. Romania (2)
4. Turkey (2)

WHO

1. Cumming, J. (1)
2. Edward Stanford (1)
3. Heywood, A. (1)
4. J. & C. Walker (1)
5. James MacLeod and Francis … (1)

WHEN

1. 1848 (1)
2. 1865 (1)