Handset telephone.
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| Title: | Handset telephone. |
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| Authors: | Simpson, F. R. |
| Source: | Journal of Land & Public Utility Economics; November 1937, Vol. 13, p331-342, 12p |
| Database: | Applied Science & Technology Source |
| ISSN: | 15489000 |
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| DOI: | 10.2307/3158218 |
