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| 005 | 20130515015556.0 | ||
| 008 | 111112s9999 xx 000 0 und d | ||
| 020 | _ahard cover | ||
| 082 | 0 | 0 | _a621. 385 atk |
| 100 | 1 | _a"atkinson, j . " | |
| 245 | 1 | 0 |
_atelephony vol. i: _bgeneral principles and manual exchange systems/ _c j.. atkinson |
| 250 | _a1 ed. | ||
| 260 |
_auk : _bpitman _c1947. |
||
| 300 |
_a"xii, 514p.; _c25 cm." |
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| 504 | _a | ||
| 650 | 0 |
_a _x |
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| 999 |
_c52392 _d52392 |
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