| 000 | 00536cam a2200157 a 4500 | ||
|---|---|---|---|
| 020 | _a0309034701 (pbk.) | ||
| 082 | 0 | 0 |
_a624.193 _bTUN _cD. |
| 245 | 0 | 0 |
_aTunnel ventilation, lighting, and operation / _cTransportation Research Board, National Research Council. |
| 260 |
_aWashington, D.C. : _bNational Academy of Sciences, _c1982 [i.e. 1983]. |
||
| 300 |
_aiv, 21 p. : _bill. ; _c28 cm. |
||
| 650 | 0 |
_aTunnels _xVentilation. |
|
| 650 | 0 |
_aTunnels _xLighting. |
|
| 650 | 0 | _aTunnels. | |
| 710 | 2 | _aNational Research Council (U.S.) | |
| 942 | _cBK | ||
| 999 |
_c7445 _d7445 |
||