Units in English /
Saved in:
| OCLC: | 3141377 |
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| Main Author: | |
| Other Authors: | |
| Language: | English |
| Published: |
Chicago ; Dallas [etc.] :
Lyons & Carnahan,
[c1940]
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| Subjects: | |
| Format: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
| Item Description: | Includes index. |
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| Physical Description: | 4 v. : ill. (some col.) ; 22 cm. |
| Audience: | High school. |