Electrical chimes by George Adams
1781-1790
Vaginal speculum
1801-1850
Demainbray's model scorpion catapult
1745-1755
Demainbray's convex lens
1750
Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
Boxwood human torso showing internal organs
1800-1920
Demainbray's scioptric ball
1745-1755
Statue depicting the dance of death
Tobacco jar in the shape of a skull
1701-1800
Beam compass by George Adams
1775-1795
Rope maker's
Pounce Sprinkler
Terrestrial refracting telescope
1700-1750
Lens polisher
Counting machine
Balance beam, steel, boxwood
1745-1755
Henley Discharging Table, 1820-1850
1820-1850
European horary quadrant, 1650-1725
1650-1725
Gunter's scale, early example, boxwood, 2' long
Constipation roller for promoting peristalsis
1801-1920
Apparatus to demonstrate the thermal expansion of liquids, mid 19th century.
1831-1870
Cylindrical electrical machine
Pair of coloured glass discs, 1750.
1745-1755
Demainbray's Inclined plane
1701-1752
Wooden backstaff.
1759
Set of flat, boxwood, Napier's rods
1600-1699
Small phial of atropine with cocaine
1880-1920
Dental key handle
1801-1860
Two inclined cylinders for centre of gravity demonstrations
1762
Cylindrical wooden clamp for X-ray tube
1890-1900
Fixed weights for experiments with the balance
1762
Rotch true-wind calculator, for use at sea
1903
Lind type anemometer, 1870-1876
1870-1876
Whirling speculum mirror with components
1762
Pomander, two halves unscrew
Navigator's Gunter scale in boxwood 24" long
circa 1775
Electric cell, 1823
1823
Lever, angled, boxwood, 1762
1762
Carpenter's slide rule
1861-1910
11-Inch cattle gauging slide rule patented by G.H. Meire
1820-1880
Boxwood Coggeshall folding slide rule, 1720-1730.
1720-1730
Carpenter's sliding joint-rule by I Trafford
1772
Navigational slide rule by Norie and Co., London.
circa 1825
Brass and boxwood Hatter's rule
1900-1950
Boxwood hatter's rule, [Imperial Measure] with measuring slider
circa 1920
Boxed set of drawing curves
1920-1930
Vaginal speculum with plug
Boxwood and ebony vaginal speculum
1851-1900
Burt's American Board Rule for superficial measurements
circa 1908