000 00539nam a22001577a 4500
999 _c1134
_d1134
008 200110b ||||| |||| 00| 0 eng d
082 0 0 _a672
_bJ661
100 _9711
_aJohnson, Carl G.
245 1 0 _aForging practice : A Practical treatise on hand forging of wrought iron, machine steel, and tool steel; drop forging; and heat treatment of steel, including annealing, hardening
_cby Carl G Johnson
250 _a1st
260 _aLondon
_bTechnical Press
_c1947
300 _avii,136p.
365 _d8.04
650 0 _aForging
942 _cBK