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Hand anemometer, Biram type, 1870-1876

Hand anemometer, Biram type, 1870-1876

1870-1876

Biram vane anemometer, French, 1895-1905

Biram vane anemometer, French, 1895-1905

1895-1905

Hand anemometer

Hand anemometer

1900-1930

Anemometer designed by Biram

Anemometer designed by Biram

1874

8 vane portable anemometer

8 vane portable anemometer

1930-1950

Strut mounted anemometer

Strut mounted anemometer

Fan anemometer for use in a balloon, 1919.

Fan anemometer for use in a balloon, 1919.

1919

Air Speed Indicator small fan anemometer by Davis Derby Ltd. designed by Busk for long distance measurements

Air Speed Indicator small fan anemometer

Air Speed Indicator - Fan Anemometer No. 1071 (the first fitted to aeroplanes in this country)

Air Speed Indicator - Fan Anemometer No. 1071

Lowne type anemometer, made by John Davis and Son, Derby

Lowne type anemometer

Whewell self-registering anemometer, 1835.

Whewell self-registering anemometer

1835

Biram's Anemometer, newer form

Biram's Anemometer, newer form

Anemometer, Mk IV E, Met Ref 23104, two sets of 5 vanes, offset.

Anemometer, Mk IV E

"Emso" 4" type Biram Anemometer in leather case

"Emso" 4" type Biram Anemometer in leather case

Biram's Patent Anemometer, early example 12" wheel

Biram's Patent Anemometer, early example 12" wheel

Correction Curve for 4" Biram Anemometer

Correction Curve for 4" Biram Anemometer