Nachtrieb, Norman Harry Principles and practice of spectrochemical analysis by Norman H. Nachtrieb. - New York McGraw-Hill 1950? - x, 324 p. ill., diagrs., graphs 24 cm. - Engineering societies monographs . Also issued without series statement. Includes bibliographical references and indexes. LCCN: 50009462 Subjects--Topical Terms: Spectrum Analysis Dewey Class. No.: 544.6