Fotos , John Theodore . Introductory Readings in Chemical and Technical German / Textual Documents John Theodore Fotos & John L.Bray. - 1st ed. / - New York : John Wiley & Sons , 1940. - xlvi,299p. : ill ; 18cm . Index Subjects--Index Terms: Chemistry G-Chemistry Dewey Class. No.: 540 / F 82 In