Orthochronograph, by Webster and Son

Made:: 1844 in London

Orthochronograph, by Webster and Son, date 1844. (In mahogany case, with key, spirit level, small compass and descriptive pamphlet).

Details

Category:: Time Measurement

Object Number:: 1916-8

Materials:: case: mahogany

type:: orthochronograph (altitude sundial)

credit:: Thomas H. Court

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Orthochronograph, by Webster and Son

Details

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