The system of grammar - Jespersen, Otto, 1860-1943 (London : G. Allen & Unwin, 1933)
Some explanations and justifications of various things in the author's "The essentials of English grammar", which could not very well be incorporated in that work. cf. p. [5]
Keywords: Jespersen, Otto, -- 1860-1943; English language -- Grammar; Grammar, Comparative and general