REMOVE

1. Oceanica
2. Micronesia
3. Australia
4. New Guinea

WHAT

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

WHERE

1. Idaho (1)
2. Nevada (1)
3. Oregon (1)
4. Pacific Northwest (1)
5. United States (1)

WHO

1. Eberhardt, H. (1)
2. Habenicht, H. (1)
3. Justus Perthes (1)
4. Kramer, A. (1)
5. Metzeroth, C. (1)

WHEN

1. 1875 (1)