| LDR | 00740cam a2200241I 4500 | ||
| 001 | 001619290 | ||
| 003 | MiAaHDL | ||
| 005 | 20071220000000.0 | ||
| 006 | m d | ||
| 007 | cr bn ---auaua | ||
| 008 | 751205s1934 nyuae 000 0 eng | ||
| 010 | ⊔ | ⊔ | ‡a 34030920 |
| 035 | ⊔ | ⊔ | ‡asdr-wu4971188 |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)1877081 |
| 040 | ⊔ | ⊔ | ‡aDLC ‡cFQG |
| 050 | 0 | ⊔ | ‡aQC544.V3 ‡bH4 |
| 082 | ⊔ | ⊔ | ‡a537.53 |
| 100 | 1 | ⊔ | ‡aHenney, Keith, ‡d1896- |
| 245 | 0 | 0 | ‡aElectron tubes in industry, ‡cby Keith Henney. |
| 250 | ⊔ | ⊔ | ‡a1st ed. |
| 260 | ⊔ | ⊔ | ‡aNew York ‡aLondon, ‡bMcGraw-Hill book company, inc., ‡c1934. |
| 300 | ⊔ | ⊔ | ‡aix, 490 p. ‡billus., diagrs. ‡c24 cm. |
| 504 | ⊔ | ⊔ | ‡aBibliography at end of most of the chapters. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aVacuum-tubes. |
| CID | ⊔ | ⊔ | ‡a001619290 |
| DAT | 0 | ⊔ | ‡a20071220104239.0 ‡b20071220000000.0 |
| DAT | 1 | ⊔ | ‡a20120815134457.0 ‡b2024-02-24T19:07:30Z |
| DAT | 2 | ⊔ | ‡a2024-02-24T18:30:02Z ‡b2017-09-02T20:00:02Z |
| CAT | ⊔ | ⊔ | ‡aSDR-WU ‡dUNKNOWN ‡lloader.pl-001-001 |
| FMT | ⊔ | ⊔ | ‡aBK |
| HOL | ⊔ | ⊔ | ‡0sdr-wu4971188 ‡awu ‡bSDR ‡cWU ‡pwu.89059300574 ‡sWU ‡14971188 |
| 974 | ⊔ | ⊔ | ‡bWU ‡cWU ‡d20240224 ‡sgoogle ‡uwu.89059300574 ‡y1934 ‡ric ‡qren |