Séférian, Daniel, 1900-1959. The metallurgy of welding / D. Séférian ; translated by E. E. Bishop. With a pref. by Pierre Chévenard. - London : Chapman and Hall, 1962. - xx, 375 p. : ill. ; 24cm. Includes bibliography and index. Subjects--Topical Terms: Steel--Metallography.Welding. Dewey Class. No.: 669.14205 / SEM 1962