Actions for A treatise of artificial magnets [microform] : in which is shewn an easy and expeditious method of making them, superior to the best natural ones : and also, a way of improving the natural ones, and of changing or converting their poles : directions are likewise given for making the mariner's needles in the best form, and for touching them most advantageously, &c
A treatise of artificial magnets [microform] : in which is shewn an easy and expeditious method of making them, superior to the best natural ones : and also, a way of improving the natural ones, and of changing or converting their poles : directions are likewise given for making the mariner's needles in the best form, and for touching them most advantageously, &c / by J. Michell
- Published
- Cambridge [Eng.] : Printed by J. Bentham, and sold by W. and J. Mount [and 7 others], 1751.
- Physical Description
- 81 pages, 1 unnumbered folded leaf of plates : illustrations ; 20 cm
View MARC record | catkey: 1785591