Title
Portable calibrator for air speed indicators
Identifier
ABDNP:201775a
Description
Black metal apparatus; two individual scales measuring 'knots' and 'MPH'; scales look like glass thermometers - right hand dial 0-150 and left hand dial 150- 550 mph; converts pressure into speed; serial no 81; ref no 6C/85
Date
1935-1945
Format
width 270 mm; depth 133 mm; height 460 mm
glass; metal
Coverage
London S.W 4
Creator
F.H. Pride Ltd.