Libby, Hugo L. Introduction to electromagnetic nondestructive test methods / Hugo L. Libby. - New York : Wiley-Interscience, c1971. - xiv, 365 pages : illustrations ; 24 cm ISBN: 0471534102 9780471534105 Subjects--Topical Terms: Nondestructive testing.Eddy currents testing. Dewey Class. No.: 620.1