| 000 | 00322nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 220709b1918 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a625 _bQ69S |
||
| 100 | _aOrrock, J.W. | ||
| 245 | _aRailroad structures and estrmates,second edition,fully revised | ||
| 260 |
_aNew York _bJ.Wiley _c1918 |
||
| 964 | _bEnglish | ||
| 964 | _ePaper Fo | ||
| 942 | _cBooks | ||
| 906 | _a40942 | ||
| 981 | _aNew York: J.Wiley, 1918. | ||
| 983 | _aRailroad structures and estrmates,second edition,fully revised | ||
| 999 |
_c40733 _d40733 |
||