Stern Henry Raymond Concept of linguistic purity in English from 1700 to the present Stern Henry Raymond - Ann arbor University Microfilms 1968 - 189p. cm. - Northwestern University , Language and literature , linguistics (Department of-) , Dissertation , 1968 . Bib 173-88[p Standard No.: 50,158 Source: Textual Subjects--Topical Terms: LINGUISTICS Dewey Class. No.: P111v1.N7, K8 (PD)