Meteorological Office radiosonde Mk IIB

Meteorology

1951-1978

Meteorological Office radiosonde Mk IIB, of pattern in use 1952-1978.

Meteorological Office pattern sensitive-fan

Meteorology

Meteorological Office pattern sensitive-fan, wind speed and direction transmitter, agricultural type, by S & J Engineering (Henley) Ltd. 6 fans

Meteorological Office photoelectric visibility recorder

Meteorology

Meteorological Office photoelectric visibility recorder, Mk 2 controller (no sensors)

Meteorological Office portable alidade Mk 1

Meteorology

Meteorological Office portable alidade Mk 1, by L.N.P. Manufacturing Company Ltd.

Prototype Meteorological Office frost point hygrometer

Meteorology

Prototype Meteorological Office frost point hygrometer, unsulated chamber

Standard pattern meteorological office rain-gauge, 1998

Meteorology

1998

Standard pattern (new), 5 inch rain gauge, in stainless steel, with funnel, base, glass bottle and cannister, devised by Martin N. Parker of Engineering Design Services, Beaufort Park, Bracknell, unsigned, 1998

Meteorological Office electrical thermometer screen

Meteorology

Meteorological Office electrical thermometer screen by Jennings & Meacock Ltd.

Meteorological Office crosswind resolver Mk 2

Meteorology

1974

Meteorological Office crosswind resolver Mk 2, in new condition, with Technical Service Handbook

Meteorological Office pattern sensitive-fan and vane

Meteorology

Meteorological Office pattern sensitive-fan, wind speed and direction transmitter, agricultural type, by S & J Engineering (Henley) Ltd. 6 fans, rectangular vane

Wind Surface pressure computer

Meteorology

Wind Surface pressure computer, prototype, by the Meteorological Office, England

Mk II radiosonde training device MO 13/48

Meteorology

Mk II radiosonde training device MO 13/48, by the Meteorological Office, England, 1948

Example, of Wind Surface pressure computer Mk1.

Meteorology

Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Card sleeve

Meteorology

Card sleeve, for Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Card sleeve

Meteorology

Card sleeve, for Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Example, of Wind Surface pressure computer Mk1.

Meteorology

Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Example, of Wind Surface pressure computer Mk1.

Meteorology

Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Card sleeve

Meteorology

Card sleeve, for Wind Surface pressure computer, prototype, by the Meteorological Office, England

Example, of Wind Surface pressure computer Mk1.

Meteorology

Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Balloon meteorograph

Meteorology

1910-1920

Balloon meteorograph, in sleeve, Serial No. 626, by the Meteorological Office, England, 1910-1920

Mk II radiosonde training device MO 13/48

Meteorology

Mk II radiosonde training device MO 13/48, inscribed: ‘M. O. 13 / 48’, by the Meteorological Office, England, 1948

Card sleeve

Meteorology

Card sleeve, for Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

Card sleeve

Meteorology

Card sleeve, for Example, of Wind Surface pressure computer Mk1., Met. Ref. No. 13, by the Meteorological Office, England

M.O. Sunshine scale, ref no. Ai/220

Meteorology

M.O. Sunshine scale, ref no. Ai/220

Kelvin's harmonic analyser

Mathematics

1878

Kelvin harmonic analyser by R.W. Munro, London, in glass case.

Visibility Meter Mark IB, 1942

Meteorology

1942

Gold type visibility meter Mk IB, unsigned, 1942. Used by the Meteorological Office.

Met Office Mk B type balloon theodolite, 1919

Meteorology

1919

Balloon theodolite, Met Office Mk B type, by E. R. Watts & Son, London, 1919. Used by the Meteorological Office.

Kater-type Hygrometer by Thomas Jones, London, 1811-1814

Meteorology

1811-1814

Kater-type hygrometer in leather case, by Thomas Jones, 21 Oxenden Street, London, 1811-1814. Presented to the Meteorological Office Museum by The Royal Meteorological Society in 1978.

Lantern used to measure wind speed and direction

Meteorology

1965

Replacement copy of 1919 paper lantern. Used with candle and balloon to monitor wind speed and direction. Of the type used by the Meteorological Office.

Clockwork motor and shutter assembly from Dobson Spectrophotometer

Meteorology

Clockwork motor and shutter assembly from Dobson Spectrophotometer, no.7, c.1930's. Made by R & J Beck Ltd and used by the Meteorological Office.

Rectangular vane

Meteorology

Rectangular vane, from Meteorological Office pattern sensitive-fan, wind speed and direction transmitter, agricultural type, by S & J Engineering (Henley) Ltd. 6 fans

Cloud altitude measuring device, portable alidade, 1925-1945

Meteorology

1925-1945

Portable alidade Mark I, British, cloud measuring device, by L.N.P. Manufacturing Co. Ltd., England, 1925-1945. Used at Croydon Airfield by the Meteorological Office.

Lantern used to measure wind speed and direction

Meteorology

1965

Replacement copy of 1919 paper lantern. Used with candle and balloon to monitor wind speed and direction. Of the type used by the Meteorological Office.

Lantern used to measure wind speed and direction

Meteorology

1965

Replacement copy of 1919 paper lantern. Used with candle and balloon to monitor wind speed and direction. Of the type used by the Meteorological Office.

Barometer, Kew Pattern, for use at Meteorological Stations

Meteorology

1914

Mercury fixed-cistern barometer, serial no. 1382 with Meteorological Office mark, for use in meteorological stations, Kew pattern, made by S. & A. Calderara, Springfield Gardens, Clapton, London, England, UK, 1914. The barometer scale is marked in centibars and has a vernier for precision readings. A mercury thermometer, marked in kelvins, is mounted on the outside of the case.

Tropical sunshine Recorder Mk IIIA by Casella

Meteorology

1959

Tropical sunshine recorder Mk IIIA, Campbell-Stokes type, MO [Meteorological Office] serial no.479/59, made by Casella, London, 1959.

Metal candle holder from a clockwork motor and shutter assembly from Dobson Spectrophotometer

Meteorology

Metal candle holder from a clockwork motor and shutter assembly from Dobson Spectrophotometer, no.7, c.1930's. Made by R & J Beck Ltd and used by the Meteorological Office.

Radar wind plotting rule

Meteorology

1958

Meteorological Office radar wind plotting rule, Mk1, 1958, complete with pivot assembly, made by Munro, London. In fitted wooden box 138 x 15 x 15cm with 4 spare perspex blades, 1 graduated, 3 plain

Marine thermometer screen with wet and dry bulb thermometers

Meteorology

1863

Marine thermometer screen with wet and dry bulb thermometers, issued by the Meteorological Office in 1863

Scale, for Geostrophic wind

Meteorology

Scale, for Geostrophic wind, Met Ref 755, by the Meteorological Office, England

Scale, for Geostrophic wind

Meteorology

Scale, for Geostrophic wind, Met Ref 755, by the Meteorological Office, England

Scale, for Geostrophic wind

Meteorology

Scale, for Geostrophic wind, Met Ref 755, by the Meteorological Office, England

Electronics component section

Meteorology

1962-1964

Electronics component section, possibly to fit inside nose cone housing section, labelled with: ‘REWARD TURNED’, ‘METEOROLOGICAL OFFICE MET. 019’, and inscribed with: ‘HA 508 / 72’, from Met Office exhibition rocket sonde model, dummy, for demonstration, by Bristol Aerojet Ltd., Banwell, Weston-Super-Mare, Somerset, England, 1962-1964

Standard Five-inch Rain Gauge

Meteorology

1940-1950

Rain gauge with five-inch diameter, of the type adopted in the 1860s by the British Rainfall Organisation and later the Meteorological Office, made in Britain, 1900s. The gauge consists of a copper funnel, an outer can and an internal collector. The rim is one foot off the ground to prevent in-splashing.

M.O. Sunshine scale, Ref no. 220

Meteorology

M.O. Sunshine scale, Ref no. 220

Wind finding radiosonde W.F.6

Meteorology

1940-1943

Wind finding radiosonde W.F.6, serial No. 2250, circa. 1940.

Balanced-bridge aircraft thermometer indicator Mark 2B.

Meteorology

1954

Balanced-bridge aircraft thermometer indicator Mark 2B., dated 1954. Marked Met Ref No 1525, MO 690/54. Centigrade scale -80 to +40

Thermograph dry scale, Eskdalemuir. MO 534

Meteorology

Thermograph dry scale, Eskdalemuir. MO 534

Millimeter scale for rainfall, M.O. 575

Meteorology

Millimeter scale for rainfall, M.O. 575

M.O. scale for Dines Tilting Syphon rain-gauge

Meteorology

M.O. scale for Dines Tilting Syphon rain-gauge

First prototype wind direction head for automatic weather station

Meteorology

1963

First prototype wind direction head for automatic weather station, 1963. 6 vane windmill offset on counterbalanced rotating head, with rectangular arm, heavy base