REMOVE

1. Atlas Map
2. World
3. 1920

WHAT

1. Agriculture (1)
2. Climate (1)
3. Commerce; Economics (3)
4. Communications (1)
5. Data Visualization (9)
6. Diagram (2)
7. Energy (1)
8. Ethnography/Nationality/R … (1)
9. Food (1)
10. Historical (2)
11. Industry (1)
12. Mining (1)
13. Population (3)
14. School Atlas (8)
15. Statistical (2)
16. Statistical Atlas (2)
17. Transportation (1)
18. World Atlas (10)

WHO

1. Baransky, Nikolay Nikolay … (8)
2. Gosudarst Kartografiya (8)
3. Kamenetsky, Vladimir Alex … (8)
4. Silishchensky, Mitrofan I … (8)
5. Sovetskaya Entsiklopediya (8)

WHEN

1. 1902 (8)
2. 1930 (2)