000 00328nam a2200121Ia 4500
001 121150
008 170722s9999 xx 000 0 und d
100 _aJones, Mack M.
245 _aFrom shop practice /
260 _c1939.
490 _aMc Graw hill publications in agricultural engineering ed by Quincy c Ayres
942 _cGEN
999 _c45094
_d45094