REMOVE

1. Russia
2. Poland
3. 1851
4. circa 1655

WHAT

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

WHERE

1. Egypt (1)
2. Northeast Africa (1)
3. Oman (1)
4. Saudi Arabia (1)
5. Somalia (1)

WHO

1. Berghaus, Herm. (1)
2. Eberhardt, H. (1)
3. Justus Perthus (1)
4. Kramer, A. (1)
5. Kuhn, E. (1)

WHEN

1. 1881 (1)