00444cam a2200145u  4500082001500000100004100015245003800056260003800094300002800132526003700160526003700197650003000234650000800264650002600272  a621.8bGRO1 aGrodzinski, Paul. [from old catalog]12aA practical theory of mechanisms;  aManchester [Eng.]bEmmottc[1947]  a166 p.bdiagrs.c18 cm.  a0b0c0d621_800000000000000_GRO  a0b0c0d621_800000000000000_GRO 0aMachinery, Kinematics of. 0aMCE 0aMechanical movements.