Inside Out LibraryPrinciples and practice of electrical engineering (1914)Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 259^VzE Ii=I Fig. 263.—Y-Connection.Electrical engineeringInternet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.More pictures from Principles and practice of electrical engineeringMore like this
