Watts, I. (1790). The improvement of the mind.: Or, a supplement to the art of logic: containing a variety of remarks and rules for the attainment and communication of useful knowledge in religion, in the sciences, and in common life. By Isaac Watts, D.D. printed by John Charrurier.

Watts, Isaac. The Improvement of the Mind.: Or, a Supplement to the Art of Logic: Containing a Variety of Remarks and Rules for the Attainment and Communication of Useful Knowledge in Religion, in the Sciences, and in Common Life. By Isaac Watts, D.D. printed by John Charrurier, 1790.