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FTL Design |
Electric Clocks - IBM/ITR Master Clocks |
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FTL Design |
Electric Clocks - IBM/ITR Master Clocks |
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| Scans courtesy of Henry
Weiland, reproduced by permission.
For questions on IBM/ITR clocks, or on synchronous
chime clocks, Click on each image for a full-size view of the page. |
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| Memo 151 page 1 | 151 page 2 | 151 page 3 |
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| 151 page 4 | 151 page 5 | 151 page 6 |
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| Memo 212 | Memo 213 | |
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| Regulation | ||
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