Telescope by John Yarwell.
1685-1695
Spy Glass (c.1800) by Ramsden London
1800
Skeleton Spy Glass (c.1830)
1830
Spy Glass (c.1820)
1820
1-draw telescope, by Dollond, Sheffield plate
Terrestrial telescope by J. Hurt non-achromatic (slide missing)
Early form of terrestrial telescope
Three draw terrestrial refracting telescope
1771-1830
Original Porro telescope (Prism Monocular) by J. G. Hofmann of Paris
1865-1875
Refracting terrestrial telescope
Terrestrial refracting telescope
1700-1750
Terrestrial refracting telescope
Terrestrial refracting telescope by Dolland
1752-1761
Terrestrial hand telescope
1675-1685
Galilean refracting telescope on folding tripod
1785-1795
Small pocket telescope by Dollond
Refracting terrestrial telescope
1700-1705
Galilean refracting telescope (spyglass) with shagreen body and brass tubes by Henry Pyefinch
1763-1791
Galilean hand-held refracting telescope (spy-glass)
1780-1790
Ribright's Patent Spyglass and Tools, 1775-1825
1775-1825
Refracting terrestrial telescope by Mann & Ayscough
1740-1750
spyglass or Galilean telescope
1735-1772
Brass spyglass with shagreen cover and two eyepiece powers
1700-1799
Brass spyglass decorated with shagreen and with an achromatic lens
1762-1800
Terrestial telescope in leather case
1851-1864
Telescopic folding pocket spyglass with ivory decoration
1800-1819
Six-draw pocket telescope decorated with horn
1818-1850
Naturalist's telescope by William Cary
1790-1810
Steel and wood spyglass, the larger lens missing
1800-1817
Six draw miniature gilt spyglass
1800-1817
4-draw "Target" telescope
circa 1950
Scent bottle and spy glass combined
1851-1900
Terrestrial telescope, 1670-1700.
1670-1700
Miniature ivory and brass spyglass
1801-1900
Minature four-draw spyglass
1800-1899
Spyglass, gilt mother-of-pearl, and turquoise
1801-1900
Two-draw brass and wood spyglass
1801-1900
Miniature spyglass telescope with boxwood case
1725-1735.
Achromatic terrestrial telescope with bolts for stand
Sectioned (longitudinal) terrestrial achromatic refracting telescope
Terrestrial refracting telescope
sectioned (longitudinally) terrestrial refracting telescope
1780-1900
Telescope
Spy Glass (c.1730) ivory with screw focus
1730
Walking Stick Telescope (c.1770)
1770
Walking Stick Telescope (c.1750)
1750
Skeleton Spy Glass (c.1820)
1820
Four draw gilt brass spyglass decorated with mother-of-pearl
1831-1900
3-draw telescope stamped "Leonardo Semitecolo"
