REMOVE

1. Somalia
2. East Africa
3. Justus Perthes
4. Stieler, Adolf

WHAT

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

WHERE

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