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Archive Reference / Library Class No.D5029/2
TitleNotebooks
Dateearly 19th cent
DescriptionThese notebook contain Donkin's notes on a wide variety of subjects such as formulae for the sliding rule, composition and resolution of forces, how to calculate the strength of wooden or iron beams, production methods, family matters, etc.
Extent7 volumes, 1 file
LevelSeries
RepositoryDerbyshire Record Office
Archive CreatorBryan Donkin, engineer; and Bryan Donkin Company Ltd of Chesterfield, engineering company
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