REMOVE

1. Geology
2. Berghaus, Hermann

WHAT

1. Atlas Map (24)
2. Physical (17)
3. Geologic Atlas (14)
4. Physical Atlas (12)

WHERE

1. Africa (2)
2. Alaska (1)
3. Algeria (2)
4. Alps (2)
5. Antarctica (1)
6. Arctic (1)
7. Arizona (1)
8. Asia (2)
9. Atlas Mountains (1)
10. Australia (2)
11. Azores (1)
12. California (2)
13. Canada (2)
14. Caucasus (1)
15. Central America (2)
16. Chile (1)
17. Colorado (1)
18. Death Valley National Mon … (1)
19. Europe (7)
20. Europe, Central (2)
21. Germany (1)
22. Greece (1)
23. Greenland (1)
24. Hawaii (2)
25. Iceland (2)
26. Italy (2)
27. Japan (2)
28. Korea (1)
29. Korrea (1)
30. Mexico (2)
31. Netherlands (1)
32. Nevada (1)
33. New York (1)
34. New Zealand (2)
35. North America (2)
36. Pacific (2)
37. Panama (1)
38. Peru (1)
39. South America (2)
40. Switzerland (1)
41. Tuamotu Islands (2)
42. United States (1)
43. Viti Levu (Fiji) (2)
44. Washington (1)
45. World (11)
46. Yellowstone National Park (1)

WHO

1. Justus Perthes (26)
2. Berghaus, Heinrich (12)
3. Risch, M. (8)
4. Kogel, F. (4)

WHEN

1. 1892 (26)
2. 1887 (3)
3. 1888 (3)
4. 1886 (1)
5. 1889 (1)