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• An essay on visual glasses : (vulgarly called spectacles) 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; the nature of vision in the eye explained, and glasses of a new construction proposed. The Whole illustrated by a large copper-plate-print. By B. Martin
  by: Martin, Benjamin
  Published: (1758)
• An essay on visual glasses : (Vulgarly called spectacles) 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; the nature of vision in the eye explained, and glasses of a new construction proposed. The whole illustrated by a large copper-plate print. By B. Martin
  by: Martin, Benjamin
  Published: (1756)
• An essay on visual glasses : (vulgarly called spectacles) wherein it is shewn From the Principles of Optics and the Nature of the Eye, that the common structure of those glasses is con[trar]y to the rules of art, to the nature of things, &c. and very prejudicial to the eyes. The nature of vision in the eye explained, and glasses of a new construction proposed . The whole illustrated by a large Copper Plate Print. By B. Martin
  by: Martin, Benjamin
  Published: (1760)
• An essay on visual glasses : (vulgarly called spectacles) 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; the nature of vision in the eye explained, and glasses of a new construction proposed. The whole illustrated by a large copper-plate print. By B. Martin
  by: Martin, Benjamin
  Published: (1756)
• A short account of the eye and nature of vision : Chiefly designed to illustrate the use and advantage of spectacles. Wherein Are laid down Rules for chusing Glasses proper for remedying all the different Defects of sight. As also Some reasons for preferring a particular kind of Glass, fitter than any other made Use of for that Purpose. The third edition. By James Ayscough, optician
  by: Ayscough, James
  Published: (1754)