Demainbray's turquoise disc
1745-1755
Demainbray's yellow disc
1745-1755
Demainbray's convex lens
1750
Electrical chimes by George Adams
1781-1790
Boxwood human torso showing internal organs
1800-1920
Vaginal speculum
1801-1850
Demainbray's model scorpion catapult
1745-1755
Beam compass by George Adams
1775-1795
Demainbray's scioptric ball
1745-1755
Tobacco jar in the shape of a skull
1701-1800
Statue depicting the dance of death
Radio hypnotic crystal 1914-1920
1914-1920
Pair of coloured glass discs, 1750.
1745-1755
Hatter's rule
1835-1862
Set of flat, boxwood, Napier's rods
1600-1699
Stylet
1880-1920
Apparatus for the resuscitation of the drowned
1780-1820
Dental key handle
1801-1860
Rope maker's
Navigator's Gunter scale in boxwood 24" long
circa 1775
Pounce Sprinkler
Terrestrial refracting telescope
1700-1750
Counting machine
Balance beam, steel, boxwood
1745-1755
Lever, angled, boxwood, 1762
1762
11-Inch cattle gauging slide rule patented by G.H. Meire
1820-1880
Gunter's scale, early example, boxwood, 2' long
Brass and boxwood Hatter's rule
1900-1950
Boxwood hatter's rule, [Imperial Measure] with measuring slider
circa 1920
Apparatus to demonstrate the thermal expansion of liquids, mid 19th century.
1831-1870
Monaural stethoscope
1850-1880
Vaginal speculum
1851-1900
Harris's balance electrometer, 1840-74.
1840-1874
Ell rule [Imperial Measure] of 45-inches, with divisions to 1/8th inch
1900-1930
Whistle
Glover's sector
1839-1850
Gunter type
1620-1700
Multiplying wheel with a square axle hole
Triangular quadrant
1683
Mathematical reckoning rule
1750-1800
Turned boxwood mortar
1801-1900
Zwanke's stem pessary
1851-1900
Mercury dispenser(?), turned boxwood, incomplete,
1860-1920
Powder box
1801-1900
Turned boxwood pill box
1890-1940
Turned boxwood container for missing glass bottle
1900-1940
Pessary, supportive, ring, boxwood, 1870-1930
1870-1930
Pessary, supportive, boxwood, oviform 1870-1930
1870-1930
Pessary, supportive, boxwood, oviform, 1870-1930
1870-1930
Pessary, supportive, boxwood, oviform, 1870-1930
1870-1930