Direct recording and reproducing materials for disk recording / by A. C. Keller
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| Superior document: | Bell telephone system B-998 |
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| VerfasserIn: | |
| Place / Publishing House: | New York, NY : Bell Telephone Laboratories, 1937 |
| Year of Publication: | 1937 |
| Language: | English |
| Series: | Bell telephone system
B-998 |
| Physical Description: | 16 S.; graph. Darst.; 23 cm |
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| ac_no: | AC11429820 |
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| Hierarchical level: | Monograph |
| Statement of Responsibility: | by A. C. Keller |