Ferguson, James - Select mechanical exercises : shewing how to construct different clocks, orreries, and sun-dials, on plain and easy principles ... to which is prefixed, a short account of the life of the author

Ferguson, James, Select mechanical exercises : shewing how to construct different clocks, orreries, and sun-dials, on plain and easy principles ... to which is prefixed, a short account of the life of the author

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