000			003030000a22001330004500
245			_aModern gear production
100			_aWatson, H.J.
260			_aOxford _bPergamon _c1970
300			_axv, 359p. : ill., photos
020			_a080158358
080			_a621.833 _bW3
041			_aEN
942			_cBK
999			_c103423 _d103423