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Sectioned catalyst convertor matrix for car exhaust, 1982-1983

1982-1983

Edison's electric carbon filament lamp

1879

Gentilli type tacheometer, Austrian.

1868-1876

Brass reflecting circle.

1865-1871

Bulb of a Porcelain Air Thermometer, 1887

1887

Model of Callendar's Sunshine Receiver, 19th Century

1895-1910

Callendar's Bolometer, 1914

1914

Air Temperature Grid, 1902-1930

1902-1930

Air Temperature Grid, 1886-1930

1886-1930

Three Russian coins of platinum dated 1828

1828-31

Early Platinum Electrical Resistance Thermometer, 1871-1890

1871-1890

Early Platinum Electrical Resistance Thermometer, 1871-1890

1871-1890

Early Platinum Electrical Resistance Thermometer, 1871-1890

1871-1890

Clutch Pencil with Refill, 1977

1977

Platinum resistance temperature sensor made by Rosemount Engineering Co.

Siemens Pyrometer Sensor, 1890

1890

Langley's 'Great' Bolometer, 1880-1890

1880-1890

X-ray tube with separate anode

1905-1909

Altazimuth theodolite, British, 1816-1850

1816-1850

Crookes' Radiometer, 1872-1879

1872-1879

McLeod's vacuum gauge (imperfect)

1880

Two foot geodetic theodolite, 1826-1828

1826-1828

Frog's Heart Thermometer, 1887

1887

Langley's Bolometer, 1880-1890

1880-1890

Platinum

1862-1880

X-ray focus tube with adjustable anti-cathode

1897

Heavy-current x-ray tube with separate anode

Callendar's Absolute Recording Bolometer, 1905

1905

Rectum Thermometer, 1886-1930

1886-1930

Very early Edison carbon filament lamp.

1879

Early Platinum Electrical Resistance Thermometer, 1871-1890

1871-1890

Early Platinum Electrical Resistance Thermometer, 1871-1890

1871-1890

Borda type repeating circle.

1805-1815

Davidson Photomicrographic Camera

circa 1920

Davy Infra-red Reflection Apparatus.

1876

Heurtley magnifier, 1919.

1919
Box containing metal wires and working notes made by William Hyde Wollaston. Also conrtains correspondence detailing the history of the objects.

Box containing metal wires and working notes made by William Hyde Wollaston

1800-1815
Pt100 platinum resistance temperature sensor element type FKG, made by W. C. Heraeus GmbH, Germany, 1994.

Platinum Resistance Temperature Sensor, 1994

1994
Air temperature grids, one of three, used by by Hugh Longbourne Callendar, England, 1886-1930.

Air Temperature Grid, 1886-1930

1886-1930
Platinum wire. Presented by Mr. Charles, late assistant at the Royal Artillery Institute

Platinum wire

before 1889
Platinum and phosphorus. Prepared by Dr. Percy in 1850

Platinum and phosphorus

1850
Spongy platinum

Spongy platinum

before 1889
Platinum melted with silica

Platinum melted with silica

before 1889
Gold deposited on platinum, making a superficial alloy. Prepared by Messrs, Johnson, Matthey, and Co., 1885

Gold deposited on platinum, making superficial alloy

before 1889
Paper knife made by F.H.Wollaston from a mass of platinum worked by William Hyde Wollaston

platinum paper knife

Date unknown
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

1910-1914
Etchings with muslin ground (before 1852). Steel photoglyphic plate - fern leaf, 5" x 8", with proof. Platinum visible in leaves.

Fern Leaf

1852
Platinum crucible with lid

Platinum crucible with lid

Platinum helmet, from Iridis platinum apparatus (3.100 oz.), engraved with letters 'S.K.M.'

Helmet from Iridis platinum apparatus

Platinum Alembic, from Iridis platinum apparatus (8.550 oz.), engraved with letters 'S K M' along top edge.

Alembic from Iridis platinum apparatus