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Compendium by Augustine Ryther

Time Measurement

1588

Milton Roy kidney machine

Therapeutics

1961-1971

Compendium by Elias Allen

Time Measurement

1630-1653

wall telephone, 1880-1920

Telecommunications

1880-1920

Portable universal equinoctial sundial, in brass,

Time Measurement

1588

Half-penny surgically removed from child

Surgery

1914-1930

Meteorograph, 1886-1903

Meteorology

1886-1903

High power water cooled transmitting valve, 1919-1925

Electronic Components

1919-1925

Half-penny surgically removed from child

Surgery

1914-1930

Wooden statue, bearing a square concretion on fron

Ethnography and Folk Medicine

Dent's patent liquid compass with air chamber arou

Navigation

1860-1870

'New Improved' universal compound microscope

Optics

1785-1795

Crookes' Radiometer, 1872-1879

Heat

1872-1879

Crookes' Radiometer, 1878

Heat

1878

Architect's model of Vauxhall Cross, sitting on formica stand on oak base, unsigned, England, c. 1988. Model constructed for Terry Farrell & Partners, British.

Architect's model of Vauxhall Cross, for Terry Farrell & Partners

Building Construction

c. 1988

Two ivory slides, from Wilson screw barrel microscope

Microscopes

1710-1730

Chetwynd liquid compass, pattern no.22, with mica

Navigation

1905-1912

Optical cabinet or compendium in wooden mahogany c

Microscopes

1765-1775

Azimuth compass

Navigation

1840-1860

Drawer containing microscope accessories

Microscopes

1800-1825

Crookes' Radiometer, 1872-1879

Heat

1872-1879

Gaede molecular vacuum pump

Vacuum Technology

1910-1914

Toy polariscope

King George III

1828-1830

simple compass microscope with accessories: five o

Microscopy (Wellcome)

1775-1785

Submarine projector liquid compass, pattern no.27P

Navigation

1917-1924

KLG Ford spark plug made by Robinhood Engineering

Road Transport

1920-1930

Cuff type (scroll foot) microscope by James Mann, c. 1755

Microscopes

1750-1760

Convection Mill Physics Apparatus, 1919-1928

Heat

1919-1928

Callendar's Bolometer, 1914

Heat

1914

Two brass earth arrester plates 4" diameter, made by Marconi's Wireless Telegraph Company Limited, Chelmsford, Essex, England, 1900-1950

Brass earth arrester plates, 1900-1950

Radio Communication

1900-1950

Screw-barrel MIcroscope by Edmund Culpeper, 1728-1730

Microscopes

1728-1730

Crookes' Radiometer, 1877

Heat

1877

Crookes' Radiometer, 1877

Heat

1877

Eloin Safety Lamp, 1846-1853

Mining & Ore Dressing

1846-1853

Platinum electrical resistance thermometer (pyrometer), laboratory pattern, with porcelain tube and fitted with glass tube, by The Cambridge Scientific Instrument Company Limited, Cambridge, England, 1910-14.

Platinum Electrical Resistance Thermometer, 1910-14

Heat

1910-1914

Torpedo boat liquid compass on gimbals, pattern no. 24, with iridium pivot designed to reduce vibration in fast vessels. By E Dent & Company Limited, London, 1875-1885.

Torpedo boat liquid compass on gimbals, pattern no

Navigation

1875-1885

Marvin type kite meteorograph, by Schneider Brothers Instrument Company, Jersey City, United States, 1898

Marvin type kite meteorograph, by Schneider Brothers, USA, 1898

Meteorology

1898

Nose piece from nasal nitrous oxide apparatus, English(?), 1871-1930

Nose piece from nasal nitrous oxide apparatus, Eng

Anaesthesiology

1871-1930

'Wound Mica Coated With a Film of Selenium'. One of four examples of photosensitive (selenium) material in various stages of construction. Fixed to wooden mount. Part of apparatus for transmitting pictures by telegraph (phototelegraphy). Designed and constructed by Dr Shelford Bidwell in 1881.

Wound Mica Coated With a Film of Selenium

Telecommunications

1880-1900

Coronal thermopile used by Hugh Longbourne Callendar for the 1905 total solar eclipse, 1900-1905.

Coronal Thermopile, used by Hugh Longbourne Callendar, 1905

Heat

1900-1905

combined microscope-telescope with brass cap containing two ivory object plates, by G & C Dixey, 78 New Bond St., London, 1822-1824.

combined microscope-telescope with brass cap conta

Optics

1822-1824

Ellis type aquatic microscope, by Peter Dollond, London, England, c. 1765; in fishskin case with accessories: 3 objective lenses, 3 bone slides, 1 ivory container, 2 pieces of glass, 1 pair of tweezers, 1 adjustable probe, 1 spare crosspiece for mounting microscope. Compound and simple microscope attachments.

Ellis type aquatic microscope, by Peter Dollond

Microscopes

Callendar patent electrical temperature indicator, in mahogany case fitted with dry cell batteries, by The Cambridge Scientific Instrument Company, London, England, 1894

Callendar Electrical Temperature Indicator, 1894

Heat

1894

Gould type microscope by J. Davis of Cheltenham, English, mid 19th century.

Gould type microscope

Microscopy (Wellcome)

1800-1825

Spark gap enclosed in wooden box, for high frequency work, collection of Bisserie, French( ?), 1885-1895

Spark gap enclosed in wooden box, for high frequen

Therapeutics

1885-1895

Sectioned scale 1:40 model of a Howden HWP 300 Wind Turbine, by L.S. Angus and Co. Limited, Scotland, 1980-1983. Actual turbine made by James Howden & Company Limited, Glasgow, Scotland, 1983.

Pre-production model of a James Howden wind turbine

Motive Power

1980-1983

Cuff model microscope made by Dollond in conical mahogany case, lock and key, with extra drawer under containing part of a solar microscope. (with accessories)

Compound Microscope, late 18th Century

Microscopes

1767-1800

Air temperature grids, one of three, used by by Hugh Longbourne Callendar, 1886-1930.

Air Temperature Grid, 1886-1930

Heat

1886-1930

Gould type pocket microscope, by William Cary, London, in mahogany case with accessories: 2 bone slides, tweezers, probe, ivory handled knife and probe, 3 objective lenses and hand lens and glass aquatic slide (modern ?), c. 1830

Gould type pocket microscope, by William Cary, Lon

Microscopes

One of 42 sub-main clad cubicle style switches from the power supply room of Senate House, University of London.

One of 42 sub-main clad cubicle style switches fro

Electricity Supply

1930-1939