REMOVE

1. Egypt
2. East Africa
3. Justus Perthes

WHAT

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

WHERE

1. Arabian Peninsula (3)
2. Saudi Arabia (3)
3. Somalia (3)

WHO

1. Bar, J.C. (3)
2. Behrens, W. (3)
3. Berghaus, H. (3)
4. Edler (3)

WHEN

1. 1851 (2)
2. 1850 (1)
3. 1853 (1)