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…
Wooden painted head, the hair is woven into a cloth scalp that is connected by an internal rod to the base. The hair stands on end when the head is sat on a electrostatically charged table, King's visitors' centre caption "Another of Professor…
Lecture notes of Patrick Copland by William Knight on Natural Philosophy
Volume 1: Institutes of Natural Philosophy 383 pages of lecture notes on natural philosophy with chapters including analysis, synthesis, animal economy, general properties of…
Cane walking stick with silver top. The top is inscribed to 'Geo. Turreff' and stamped with maker's initials (William Jamieson - died 1841). Museum's 'Slip Catalogue': 'George Turreff was appointed by the Aberdeen Town Council Dean of Guild's…