REMOVE

1. Atlas Map
2. National Atlas
3. Agriculture
4. 1936

WHAT

1. Climate (40)
2. Soils (16)

WHERE

1. Alabama (1)
2. Arizona (4)
3. Arkansas (1)
4. California (2)
5. Colorado (1)
6. Connecticut (1)
7. Florida (2)
8. Georgia (1)
9. Idaho (1)
10. Illinois (1)
11. Iowa (1)
12. Louisiana (1)
13. Massachusetts (1)
14. Michigan (1)
15. Minnesota (1)
16. Mississippi (1)
17. Missouri (1)
18. Montana (2)
19. Nebraska (1)
20. Nevada (1)
21. New Hampshire (1)
22. New Mexico (2)
23. New York (1)
24. North Carolina (1)
25. North Dakota (1)
26. Ohio (1)
27. Oregon (1)
28. South Carolina (2)
29. South Dakota (1)
30. Tennessee (1)
31. Texas (2)
32. United States (59)
33. Utah (2)
34. Vermont (1)
35. Virginia (1)
36. Washington (1)
37. West Virginia (1)
38. Wisconsin (1)
39. Wyoming (1)

WHO

1. Baker, Oliver Edwin (59)
2. U.S. Department of Agric … (59)
3. Kincer, Joseph Burton (34)
4. Marbut, Curtis F. (13)
5. Marschner, Francis J. (13)

WHEN

1. 1931 (15)
2. 1922 (14)
3. 1916 (13)
4. 1928 (11)