00688cam a22002171 4500 w 06000269 DLC 20260227112804.0 781030s1906 enk 001 0 eng c w 06000269 (OCoLC)4331959 Washington D.C. Public Library NbU DLC premarc TK2789 .P813 Punga, Franklin. Single-phase commutator motors; by Franklin Punga, translated from the German by R. F. Looser ... with eighty-one illustrations. London and New York, Whittaker and Co., 1906. xvi. 187 p. 20 cm. Motors. Looser, R. F., tr. 91756 91756