C. T. Watkins

Complete course of philosophy. This day is published, price 6s. bound, illustrated with many copper-plates, and numerous cuts in wood, The grammar of natural and experimental philosophy ...

This day is published, the second edition, price only 15s. in boards, or 16s. bound and lettered, with numerous plates, The Portable cyclopedia, or, A compendious dictionary of all arts and sciences

This day is published, the second edition, price only 15s. in boards, or 16s. bound and lettered, with numerous plates, The portable cyclopedia; or, A compendious dictionary of all arts and sciences ... by T. C. Watkins, A.M.