The hydrocarbon gas process : report of working results, on a large scale, under the Gwynne-Harris patents, Nov., 1868-May, 1869 /
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| Format: | Book |
| Language: | English |
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| Item Description: | Half title: The Gwynne-Harris hydrocarbon gas process. (American system.) Microfilm. Ann Arbor, Mich., Xerox University Microfilms, 1974. 1 reel. 35 mm. (American Culture Series, reel 622.25) Microform. |
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| Physical Description: | 126 pages |