Part of the Otto Jespersen collected English Writings Collection, originally published in 1894, this volume is to a certain extent an English translation of Jespersens' 'Studier over Engelske Kasus, nted en Indledning: Freniskridt i Sproget', which was to the University of Copenhagen in February, 1891 on the development of English Language, but with some notable revisions when translated to English.