Carbon water filter
1890-1915
Automatic DNA analyser
1999
Moulded unprocessed bakelite panel ready for ECME, 1936-1955
1936-1955
Zinc sand tray for Lowenfield's 'World Technique' therapy
1926-1934
Mahogany “Damping well”, part of Watt's letter copying process
1790-1819
Mahogany “Damping well”, part of Watt's letter copying process
1790-1819
United States Army Air Force camera
1940-1945
Blakoe Ring device for incontinence and erectile dysfunction
1960-1980
Small piece of zinc
1790-1819
Wall mounted spice cabinet, Britain, 1875-85
1875-1885
Aluminium sheet
circa 1925
Aluminium rod
circa 1925
Screw, 100mm long
1929
Chromium plated
1920-1929
Two washers
15/7/27
Spring sherardized by Cowper Coles
1929
Sherardized bicycle chain
1929
Bolt, 65mm long
1929
17 washers
1929
Three steel pins
1929
Fifteen samples of aluminium strips
circa 1920-1929
Four screws
1929
Chain, with 5mm diameter fine links
1920-1929
Camera frame surround
circa 1920-1929
Twelve screws
1920-1929
Two steel sections
1920-1929
Two discs
1920-1929
Two brackets
1920-1929
Thirty seven nails
1927
Zinc sheet, 98mm x 80mm.
circa 1930
Three steel strips
circa 1929
Ten steel strips
1929
Sheradized linkage
1920-1929
Two tubes
1920-1929
Steel window handle sherardized by Cowper Coles
circa 1920-1929
Screw 120mm long
1920-1929
Two washers
15/7/27
Three steel pins
1929
Bracket, 48mm x 37mm x 10mm
1920-1929
Six lead sherardized steel strips
1929
'Sesa' combination padlock by Abus, German, 1970
1970
Erecting prism from artillary rangefinder
1930-1950
Gaede type rotary mercury pump
1916-1926
MONOPOLY®: Astronomy Edition
2001
Part of voltaic cell used by James Joule
Sectioned Cenco-Hyvac two stage rotary oil pump
1921-1926
8 mm Ciné Camera
circa 1956
Pocket watch in pinchbeck case
Pocket alarm watch in pinchbeck case
1771-1800
Pocket watch in silver inner case
1765-1780