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| master card file | |||
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| guide card; head card | |||
| catalog guide card; master punch card; leading punch card | |||
| file card | |||
| permanent card | |||
| master card; test card; master caro (Lochkarte) | |||
| ledger card; tab card | |||
| tab index card | |||
| leading card; header card | |||
| cross reference card | |||
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Leitkarten : 2 短语, 2 学科 |
| Punched cards | 1 |
| 技术 | 1 |