REMOVE

1. C. Schmidt
2. Koegel
3. Habenicht

WHAT

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

WHERE

1. Alberta (1)
2. British Columbia (1)
3. Canada (1)
4. Saskatchewan (1)
5. South America (1)

WHO

1. Haack, H. (2)
2. Justus Perthes (2)

WHEN

1. 1945 (2)
2. 1940 (1)
3. 1944 (1)