An essay on visual glasses, (vulgarly called spectacles)
Subtitle: wherein it is shewn, from the principles of optics, and the nature of the eye, that the common structure of those glasses is contrary to the rules of art, to the nature of things, &c. and very prejudicial to the eyes ...
By: by B. Martin
Publisher: Printed for the author ...
Published: 1756
Place of publication: London
Language: eng
Number of pages: 24
Subjects: Eyeglasses; Early works to 1800
Notes: Signatures: A-C⁴ D².