Monseth, I. T. Relay systems; theory and application / by I. T. Monseth ... and P. H. Robinson ... - 1st ed. - New York : McGraw-Hill Book Company, inc., 1935. - xi, 549 p. illus., diagrs. 24 cm. Subjects--Topical Terms: REDES ELECTRICASCIRCUITOS ELECTRICOS Universal Decimal Class. No.: 621.316.1