5 books
The Principles of Grammar
The Principles of English Grammar, Or, the Self Instructor; Being a Treatise on the Constructive Principles of the Language
The Principles of Language; Containing a Full Grammatical Analysis of English Poetry, Confirmed by Syllogistic Reasoning and Logical Induction with Corrections in Syntax and Copious Examples in Prosody
The Principles of Grammar; Being a Compendious Treatise on the Languages, English, Latin, Greek, German, Spanish, and French Founded on the Immutable Principle of the Relation Which One Word Sustains to Another
The Principles of Language