| 其他書名 | Report of the United States Bureau of Mines to the General Motors Research Corporation and the Ethyl Gasoline Corporation |
| 出版 | Cramer Printing & Publishing Company, 1927 |
| URL | http://books.google.com.hk/books?id=HXkaAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |