Dispatch box of Field-Marshall James Francis Edward Keith (1696-1758), younger brother of George, 10th and last Earl Marischal. It is made of wood with brass bindings, handles and clasp. The rosewood veneer on the front and lid is laid to give a…
Demonstration of air resistance. Double windmill each with 4 vanes : first set vanes fixed perpendicular to direction of motion; second set of vanes can be rotated individually around axis of support arm to give range of resistance from…
"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…
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…