Caroline Herschel's telescope, 1795-1816
1795-1825
Reflecting telescope by William Herschel
1783-1785
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
Caroline Herschel's telescope, 1795-1816
1795-1816
Twin reflecting and refracting telescopes on observatory mounting, 1885
1885
Gregorian reflecting telescope, 1748-1788
1748-1788
Nasmyth reflecting telescope on turntable stand, 1850-1852
1850-1852
Cassegrain reflecting telescope, 1762-1774
1762-1774
Folding telescope designed by Horace Dall
1960-1975
Dall-Kirkham reflecting telescope, 1960-1975
1960-1975
Photographic print of Herschel's Forty-Foot Telescope, 1890
1890
Model of the Great Rosse Telescope, 1842-1845
1844-1845
Gregorian reflecting telescope
1785-1795
Brass Cassegrain reflecting telescope of 3 inch aperture, with altazimuth mount, stand and accessories
1790-1835
Dall-Kirkham Cassegrain reflecting telescope of folding design
1974
Reflecting telescope with trolly stand, 1767-1768
1767-1768
Gregorian reflecting telescope of 6 inch aperture and 30 inch focal length by Thomas Morton
1817-1862
Gregorian reflecting telescope, 1734-1772
1734-1750
Brass Gregorian reflecting telescope by George Adams
1734-1796
photograph, Newton's Telescope
1876
Small hand Gregorian reflecting telescope
1750
Modified Maksutov reflecting telescope
1960
Brass component from "Twin Equatorial" Telescope
1885
Small Gregorian Reflecting Telescope with shagreen tube on a ball socket stand
1740-1769
Brass Gregorian reflecting telescope
1850-1855
Small Newtonian telescope, on stand (not original)
Gregorian reflecting telescope
1740-1780
Engraving, William Herschel's twenty-foot reflecting telescope
1794
Photograph of a reflecting telescope
1884
Hadley's Gregorian reflecting telescope, c.1740
1740-1744
Accessories for reflecting telescope
Gregorian reflecting telescope
1755-1765
Stand from Reflecting Telescope, 20-inch Aperture with Speculum Mirror and Altazimuth Mounting
1850-1852
Folding telescope designed by Horace Dall
1960-1975
Dall-Kirkham reflecting telescope, 1960-1975
1960-1975
Gregorian reflecting telescope of 2 1/2 inch aperture and 8 inch focal length by R.B. Bate
1808-1850
Small reflecting Gregorian telescope
1735-1806
Gregorian reflecting telescope, 1748-1788
1748-1788
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
Gregorian telescope by J Cuthbert
1826
The first Gregorian reflecting telescope which was made by John Hadley in 1726
1740-1744
Brass Gregorian reflecting telescope of 2 1/2-inch aperture by James Short
1760-1762
Small Gregorian reflecting telescope
1760
Gregorian 3-inch aperture reflecting telescope
1753-1755
Gregorian reflecting telescope of 2 1/2 inch aperture and 18 inch focal length by Benjamin Martin
1738-1777
3" Gregorian reflecting telescope, by W and S. Jones
1800-1810
Brass Gregorian reflecting telescope of 3-inch aperture by John Cuthbert
1852
Cassegrain reflecting Telescope of 2 1/2-inch aperture
1756-1758
Cassegrain reflecting Telescope of 2 1/2-inch aperture with claw foot pillar stand
1756-1758
Gregorian reflecting telescope of 2 1/2 inch aperture and 17 inch focal length
1740-1780