REMOVE

1. Egypt
2. East Africa
3. Arabian Peninsula
4. Justus Perthes

WHAT

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

WHERE

1. Saudi Arabia (3)
2. 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)