Studies in the development of North Dakota lignite : I. The aqueous tension of lignite. II. The drying of lignite without disintegration /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Easton, Pa. :
Mack printing co.,
1930.
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| Subjects: | |
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| Item Description: | Vita. |
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| Physical Description: | 16, 37 p. : ill., diagrs. ; 23 cm. |
| Bibliography: | "Literature cited:" p. 16, 37. |


