REMOVE

1. Geologic Atlas
2. Atlas Map
3. World
4. Washington

WHAT

1. Geology (1)
2. Physical (1)

WHERE

1. Alaska (1)
2. Greenland (1)
3. Switzerland (1)

WHO

1. Berghaus, Hermann (1)
2. Hess, O. (1)
3. Justus Perthes (1)
4. Kogel, F. (1)
5. Risch, M. (1)

WHEN

1. 1892 (1)