000 00318nam a2200109Ia 4500
008 220201s1952 xx 000 0 eng d
100 _aDepartment Of Scientific & Industrial Research
245 0 _aSoil mechanics for road engines
260 _bLondon:Her Mejesty Stationary office
_c1952
300 _a541
942 _2ddc
999 _c75550
_d75550