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| Corporate Author: | |
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| Format: | Serial |
| Language: | English |
| Published: |
Ann Arbor, Mich. :
University of Michigan Press,
1937-
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| Subjects: |
| Published: | Began with No. 1 (1937) |
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| Item Description: | Each issue has a distinctive title. Description based on no. 1 (1937) |
| Physical Description: | v. : ill., maps ; 23 cm. |
| Bibliography: | Includes bibliographical references. |