| LDR | 00606nam a22002171 4500 | ||
| 001 | 002026583 | ||
| 003 | MiAaHDL | ||
| 005 | 20210817000000.0 | ||
| 006 | m d | ||
| 007 | cr bn ---auaua | ||
| 008 | 900614m19559999pau|||||||||||||||||eng| | ||
| 010 | ⊔ | ⊔ | ‡aa 57001272 /L |
| 035 | ⊔ | ⊔ | ‡a(MiU)990020265830106381 |
| 035 | ⊔ | ⊔ | ‡asdr-miu.990020265830106381 |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)3856032 |
| 035 | ⊔ | ⊔ | ‡a(SAZTEC)133903840 |
| 035 | ⊔ | ⊔ | ‡a(CaOTULAS)176928448 |
| 035 | ⊔ | ⊔ | ‡z(MiU)Aleph002026583 |
| 040 | ⊔ | ⊔ | ‡cSAZTEC |
| 110 | 2 | ⊔ | ‡aUnited States Steel Corporation. |
| 245 | 1 | 0 | ‡aUSS trackwork. |
| 250 | ⊔ | ⊔ | ‡a1st ed. |
| 260 | ⊔ | ⊔ | ‡a[Pittsburgh, ‡c19]55- |
| 300 | ⊔ | ⊔ | ‡a1 v. (loose-leaf) ‡billus. ‡c22 x 28 cm. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aRailroad tracks. |
| CID | ⊔ | ⊔ | ‡a002026583 |
| DAT | 0 | ⊔ | ‡a19900614000000.0 ‡b20210817000000.0 |
| DAT | 1 | ⊔ | ‡a20210920183725.0 ‡b2024-01-23T18:34:14Z |
| DAT | 2 | ⊔ | ‡a2024-01-23T18:30:02Z ‡b2021-03-26T20:00:01Z |
| CAT | ⊔ | ⊔ | ‡aSDR-MIU ‡dALMA ‡lprepare.pl-004-008 |
| FMT | ⊔ | ⊔ | ‡aBK |
| HOL | ⊔ | ⊔ | ‡0sdr-miu.990020265830106381 ‡aMiU ‡bSDR ‡cMIU ‡pmdp.39015021262830 ‡sMIU ‡1990020265830106381 |
| 974 | ⊔ | ⊔ | ‡bMIU ‡cMIU ‡d20240123 ‡sgoogle ‡umdp.39015021262830 ‡rpdus ‡qncn |