Vestibulum technicum [electronic resource] : or, an artificial vestibulum wherein the sense of Janua Linguarum is contained, and most of the leading words, chapter by chapter, are compiled into plain and short sentences, fit for the initiation of children. It will very much ease the Master, and exceedingly promote the expeditious Progress of the Scholar. Revised and corrected by Seth Boncle, School-Master to the Right Worshipful Company of Mercers, London.