Telephony : a detailed exposition of the telephone exchange systems of the British Post Office /
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| Main Author: | |
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| Other Authors: | , |
| Format: | Book |
| Language: | English |
| Published: |
London :
Pitman,
1948-50.
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| Edition: | New ed. / |
| Subjects: |
| Item Description: | v. 1 General principles and manual exchange systems. v. 2. Automatic exchange systems. |
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| Physical Description: | 2 v. : ill. ; 26 cm. |
| Bibliography: | Bibliography: v. 1, p. 494-498; v. 2, p. 855-859. |