000 00310 a2200121 4500
080 _a634.93
_bH 319 F
245 1 _aForest engineering
_bRoads and bridges
_cby J.L. Harrison
260 _aLondon
_c1951
650 _aForest Engineering
100 1 _aHarrison, J.L.
_d
300 _a366 p. & 9 pls.
901 _a38946
999 _c49365
_d49365