| Author: | Hofer, Lawrence John Edward, | 
|---|---|
| Additional Authors: | Feenan, J. J., Shultz, John Floid, | 
| Year: | 1963 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.23:6243 | 
| Series: | Report of investigations / Bureau of Mines ; | 
| Report Number: | 6243 | 
| Subjects: | Air--Pollution | 
| Catalysts | |
| Automobiles--Motors--Exhaust gases | |
| Link: | https://hdl.handle.net/2027/mdp.39015078481598 |