Ash, J. (1763). Grammatical institutes, or, An easy introduction to Dr. Lowth's English grammar, designed for the use of schools .. (The 4th ed., rev. and corrected by the author.). Printed for E. and C. Dilly.

Ash, John. Grammatical Institutes, or, An Easy Introduction to Dr. Lowth's English Grammar, Designed for the Use of Schools .. The 4th ed., rev. and corrected by the author. Printed for E. and C. Dilly, 1763.