[Optics, Telescopes] Gregory's Catoptrics, 1715

Gregory, David; Browne, W. DR. GREGORY'S ELEMENTS OF CATOPTRICS AND DIOPTRICS. London: for E. Curll, 1715. 8vo. [4], 111, [1], xv, [1], 72, 65-93, [1] pp., + 3 folding plates (complete, this copy with

Williams Optics GT 81 F/5.9 FLP-53 Triplet APO telescope with a Tele Vue 6mm Delos eye piece on an adjustable tri-pod stand. This set-up is in very good condition. Note: We are not telescope experts s

8 pieces. Longest H 23" x D 2.25"

A lot of three various optic items including a vintage Wollensak 15x-40x vari-power telescope with coated optics in a case, French binoculars manufactured by Colmont FT Paris in the 1920s, vintage Le

1781 ISAAC NEWTON Astronomy Cosmology Optics Illustrated Telescopes Philosophia Benjamin Martin was an important 18th-century scholar who compiled dictionaries and encyclopedias, and was best-known fo

1861 ASTRONOMY Comets Solar System Physics Telescopes Optics Chambers ‘A Handbook of Descriptive and Practical Astronomy’ is a mid-19th century manual on the science of astronomy. This 1861 editio

1849 1ed Mathematics Instruments Optics Engineering Telescope Compass Astronomy John Heather’s ‘Treatise on Mathematical Instruments’ is an important book covering a wide variety of physics, mat

Vintage Wollensak telescope spotting scope. 15 x 40 Vari-Power Telescope made in Rochester U.S.A.. Features a black body with a 4 draw chrome in a brown leather cover. Good overall condition with mild

6 Nautical and Optical Instruments 1) Brass telescope, unmarked, with bubble level, protective cap, length 17 in., on walnut tripod, with clear optics. - 2) Brass telescope, marked: "Periscopic Prism

Vintage WWII US Navy Ships Telescope. Excellent Optics. Size: 31 x 3 1/2 in. #2196

Targeting Scope, J. Hicks 8,9,10 Hutton Garden,1904, London, With Cross Hairs, Cased, Optics Clear. British, Military, WW1, Spy Glass, Telescope, Brass, Optics, Nautical, Optical

Gregory-Style Reflecting Telescope, c. 1780 Signed: "J. van der Bildt, Franeker", patinated brass, folding tripod, sun filter, dust protection cap, mirrors included, height 15 ¾ in., length 16 &#

Victorian Pickle Castor, 12.25" x 5.25", Green Art Glass Insert, Optic Rib, Enamel Mary Gregory Scenic Decor, Set On Tufts #3389 Silverplate Frame, Ron Blessing Estate

Spy Glass, LEREBOURS A. PARIS, 4 draw, 42" open, 11.5" Closed, Telescope, Brass, Draw, Optics, Nautical, Optical. Note, this is a 4 draw telescope, in the first images posted only 3 were drawn, update

Wollensak 15 x x40 Vari-Power telescope with coated optics. C. 1939. Rochester, USA leather case. 9" L. retracted, 27"L. extended, 1 3/4" D. lens.

1739 Astronomy Galileo Telescope Illustrated Zodiac MAPS Optics Pluche Noël-Antoine Pluche was an early 18th-century French priest and historian who is most remembered today for his landmark work of

1742 Astronomy Galileo Telescope Illustrated Zodiac MAPS Optics Phoenicia Pluche Noël-Antoine Pluche was an early 18th-century French priest and historian who is most remembered today for his land ma

1742 Astronomy Galileo Telescope Illustrated Zodiac MAPS Optics Phoenicia Pluche Noël-Antoine Pluche was an early 18th-century French priest and historian who is most remembered today for his land ma

MARY GREGORY (SO-CALLED) SPOT-OPTIC BITTERS / BARBER'S BOTTLE, pale blue, ball form with the decoration depicting a profile of a woman's face flanked by lily-of-the-valley flowers extending from a tie

ASSORTED DECORATED TUMBLERS, LOT OF SIX, various colors, including a so-called Mary Gregory and three Panel-Optic examples. Various makers. Late 19th/early 20th century. 3 5/8" to 4" H.Provenance: Fro

VICTORIAN MARY GREGORY (SO-CALLED) PANEL-OPTIC PITCHERS, LOT OF THREE, colorless with polychrome-enamel decoration, comprising a bulbous form water pitcher depicting a girl looking at a perched bird,

Clear optics. Single draw ship captains telescope with engraved focal tube from Ross of London. Crystal clear optics. Leather covered barrel and brass sunshade. Leather is brittle and has deteriorated

Bushnell Telescope 20 60X50 coated optic and a camcorder/camera tripod

1768 Optics Science Pluche Spectacle Mechanics Windmills Telescope Microscope Noël-Antoine Pluche was an early 18th-century French priest and historian who is most remembered today for his landmark