REMOVE

1. Geologic Atlas
2. Greenland
3. Risch, M.
4. Berghaus, Hermann

WHAT

1. Atlas Map (1)
2. Geology (1)
3. Physical (1)

WHERE

1. Alaska (1)
2. Switzerland (1)
3. Washington (1)
4. World (1)

WHO

1. Hess, O. (1)
2. Justus Perthes (1)
3. Kogel, F. (1)

WHEN

1. 1892 (1)