A key to the art of letters [electronic resource], or, English a Learned Language. Full of art, elegancy and variety. Being an essay to enable both foreigners, and the English youth of either sex, to speak and write the English tongue well and learnedly, according to the exactest Rules of Grammar. After which they may attain to Latin, French, or any other Foreign Language in a short time, with very little Trouble to themselves or their Teachers. With a preface shewing the Necessity of a Vernacular Grammar. Dedicated to his Highness the Duke of Gloucester. By A. Lane, late Master of the Free-School of Leominster in Herefordshire.