REMOVE

1. School Atlas
2. North America
3. 1920
4. 1902

WHAT

1. Atlas Map (3)
2. World Atlas (3)
3. Administrative and politi … (2)
4. Commerce; Economics (2)

WHERE

1. Canada (1)
2. Central America (1)
3. Mexico (1)
4. United States (1)

WHO

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