| 000 | 00354nam a22001457a 4500 | ||
|---|---|---|---|
| 999 |
_c66605 _d66605 |
||
| 005 | 20210210112941.0 | ||
| 008 | 210210b ||||| |||| 00| 0 eng d | ||
| 020 | _a0070992835 | ||
| 082 | _a625.102 H431R | ||
| 100 | _aWilliam W. Hay | ||
| 245 | _aRailroad, Engineering | ||
| 260 |
_aLondon _bJohn Wiley and Sons _c1953 |
||
| 300 | _ap.483 | ||
| 942 | _cBK | ||