TY - BOOK AU - Hehre,Frederick William AU - Harness,George Thomas TI - Electrical circuits and machinery U1 - 621.313 16 PY - 1942/// [printing 1947] CY - New York, London PB - J. Wiley & Sons, inc., Chapman & Hall, limited KW - Electric currents KW - Electric machinery KW - Direct current KW - Alternating current N1 - Includes index; I. Direct currents.--II. Alternating currents ER -