Quarterly report.
| Corporate Author: | |
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| Format: | Journal |
| Language: | English |
| Published: |
Fort Collins.
[publisher not identified] ;
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| Subjects: | |
| Online Availability: |
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| Published: | v. 1-7, July/Sept. 1949-Sept. 1961. |
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| Physical Description: | 7 volumes : illustrations |
| ISSN: | 0531-1764 |