000 00232nam a2200109Ia 4500
654 _aREF
250 _a1st Ed.
245 _aThe Engineers Year Book For 1949 Vol. Ii.
260 _bSELF
_c1949
082 _a620
999 _c19297
_d19297
300 _c22 cm.
041 _aeng
546 _aText in English