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Dye bath paddle. A large flat piece of iron shaped like a bowtie, with a thin handle projecting from the centre.
"The textile industry developed during the 18th century with the introduction of mechanical methods of production. The demand for factory-made items also increased. At Garlogie Mill the 1830s beam engine supplemented the water-driven machinery for…
Dynamical top. A brass spinning top on a stand. The top has six knobs on its edge and three on its upper surface. On a rod projecting from the top is a paper disc divided into green, blue, red and yellow quarters.
Brass top on brass stand pivoting on jeweled insert to design described by James Clerk Maxwell in the paper ' '. The adjustments allow small changes to be made in the moments and products of inertia and also the position of the support to be…