A supplement to the Philosophia Britannica. Appendix I. Containing new experiments in electricity, and the method of making artificial magnets. Illustrated with copper-plates. By Benjamin Martin.
Martin, Benjamin,1705-1782.
London : printed in the year,
1759.
Includes Appendix II. with its own titlepage.
The advertisements in vol. 9 of 'The world displayed', London, 1760, list this supplement as printed for and sold by John Newbery.
ESTC
Roscoe,