Roll Number: 55B / Sidney D. Gamble Photographs Collection / Duke Digital Repository

New Search Roll Number 55B

1. Eddy charts, Children in School

2. Eddy charts, Coal Areas

3. Eddy charts, Coal Production

4. Eddy charts, Coal Production China - U.S.

5. Eddy charts, Comparative Duration

6. Eddy charts, Elements National Progress

7. Eddy charts, Iron & Steel

8. Eddy charts, Population

9. Eddy charts, Railways in China and U.S.

10. Eddy charts, Shipping

11. Eddy charts, Wealth of Nations

12. Eddy charts, literacy