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Title: Clockwork motor and shutter assembly from Dobson Spectrophot [Go to resource]
Description: 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, with six metal recording discs, candles and candle holder License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: spectrophotometer
instrument componentSource: Science Museum Creator: R. & J. Beck Ltd Identifier: 1992-693 Go to resource More Like this...
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