| Author: | Allen, Glenn L. |
|---|---|
| Additional Authors: | Viets, Floyd H. |
| Year: | 1952 |
| Document Type: | N/A |
| SUDOC: | I 28.27:7627 |
| Series: | Information circular (United States. Bureau of Mines) |
| Report Number: | I. C. 7627 |
| Subjects: | Air -- Pollution. |
| Smog. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc67060/ |