REMOVE

1. Africa
2. 1851
3. 1850

WHAT

1. World Atlas (3)
2. Atlas Map (2)
3. Composite Map (1)
4. Water (1)

WHERE

1. Arabian Peninsula (1)
2. East Africa (1)
3. Egypt (1)
4. Madagascar (1)

WHO

1. Bar, J.C. (3)
2. Berghaus, H. (3)
3. Justus Perthes (3)
4. Stieler, Adolf (3)
5. Stulpnagel, F.v. (3)