Mechanization; the magazine of modern coal ...
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| Imprint: | Washington, D.C., Mechanization, Inc., c1941- |
|---|---|
| Description: | v. illus. 24 cm. |
| Language: | English |
| Subject: | |
| Format: | Print Journal |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/4399733 |
