Dr. Gregory's Elements of catoptrics and dioptrics. : To which is added, I. A method for finding the foci of all specula as well as lens's universally. As also for magnifying or lessening a given object by a given speculum or lens in any assign'd proportion, &c. II. A solution of those problems which are left undemonstrated. III. A particular account of microscopes and telescopes, from Mr. Huygens. With an introduction shewing the discoveries made by catoptrics and dioptrics /
Gregory, David,1659-1708.
Browne, William,1692-1774.
Gordon, James,active 1722,former owner.StEdNL: H.34.f.12
London: : Printed for E. Curll, at the Dial and Bible, J. Pemberton, at the Buck and Sun, both against St. Dunstan's Church in Fleetstreet, and W. Taylor, at the Ship in Pater-Noster-Row.,
1715..
ESTC
Inscription on front free endpaper: James Gordon his booke 1722.
Geometrical optics