| 000 | 00698cam a22001932 4500 | ||
|---|---|---|---|
| 001 | hsl000724802 | ||
| 003 | DGPO | ||
| 005 | 20170826152509.0 | ||
| 008 | 100901s1949 dcu f000 0 eng d | ||
| 040 |
_aGPO _cGPO _dMvI |
||
| 086 | 0 | _aY 4.IN 8/4:R 13/48 | |
| 099 | _aY 4.IN 8/4:R 13/48 | ||
| 245 | 0 | 0 |
_aRailroad safety : _bhearings before subcommittee, 81st Congress, 1st session, on H.R. 378 and H.R. 530, May 17-June 24, 1949. |
| 260 |
_a[Washington, D.C.], _c1949. |
||
| 300 | _aiii, 202 p. | ||
| 500 | _aCRDP Program Historic Shelflist record. | ||
| 650 | 0 |
_aRailroads _xSignaling _zUnited States. |
|
| 710 | 1 |
_aUnited States. _bCongress. _bHouse. _bCommittee on Interstate and Foreign Commerce. |
|
| 949 |
_aBEV _bFed Docs |
||
| 999 |
_c262709 _d262709 |
||