The chromograph a new analytical tool for laboratory and field use /
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| Author / Creator: | Stevens, R. E. (Rollin E.), author. |
|---|---|
| Imprint: | Washington, D.C. : United States Department of the Interior, Geological Survey, 1949. |
| Description: | 1 online resource (11 pages) : illustrations. |
| Language: | English |
| Series: | Geological Survey circular ; 63 Geological Survey circular ; 63. |
| Subject: | |
| Format: | E-Resource U.S. Federal Government Document Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/11729313 |