Browse Items (47 total)
- Collection: Copland Teaching Apparatus
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A large brass wheel sitting on four smaller wheels, in a brass frame on a circular wooden stand. The smaller wheels spin at a much slower rate when the large wheel is spun.
Device exhibiting a low friction bearing. Friction wheels on circular base with holes for pulley cord - (top of Atwood's machine). Steel axles. Three 2 mm brass stud feet. Displayed in King's visitors' centre until 1993 - 2003. "Brilliant workmanship…
A wooden cube with two brass and turned wooden handles projecting diagonally backwards from the sides, and a small brass plate projecting backward from the top. The plate rests on a stand with a point. The cube balances perfectly upright.
Wooden cube with wooden angled handles and short brass balancing arms, and stand for cube with balancing point. Circular brass disc stamped ' Univ. Abdn. Nat. Phil.'. Similar to item in 1790 catalogue of Thomas Jones(?).
Visitors' Centre caption…
Visitors' Centre caption…
Achromatic telescope. Long brass telescope with smaller viewfinder telescope on a tall mahogany stand with three legs.
'Dollond's achromatic telescope of two and three quarter inch aperture and 4 feet focus, with polar axis, on a mahogany stand, 2 astronomical and 1 terrestrial eyepiece and a divided object glass micrometer.' The instrument in the University's…
Anamorphic drawings. Four coloured drawings on paper discs with a tall curved mirror placed at the centre: a butterfly, a man on a horse, a bust of a man's head, and two men arguing; the drawings appear normal in the mirror but are stretched out and curved on the paper.
A hemispherical polished speculum cylinder mounted in a wood pillar case with brass small handle. Tin-plate storage case. Ivory maker's plate inlaid into pillar. Accompanied by a selection of early 19th century anamorphic drawings.
6 anamorphic…
6 anamorphic…
Aristotle's watering pot. A small tin watering can with small holes perforated in the base.
'Aristotle’s Watering Pot' was another demonstration piece in Professor Patrick Copland’s repertoire about 200 years ago.
Tipping up the pot while holding a thumb over the air-hole above the handle, it could be filled through the spout. With the…
Tipping up the pot while holding a thumb over the air-hole above the handle, it could be filled through the spout. With the…
Arnold's compensated escapement model. A large brass and iron contraption, on a wooden base, consisting of a wheel with two arcs of metal terminating in brass balls around the outside, on an axel with another smaller brass wheel. Underneath is another axel with a toothed wheel and a small wooden barrel on it. An irregularly bent strip of metal curls over the top axel.
Arnold's compensated escapement - demonstration of his patent No. 1328. A brass escapement on a wooden base.
Azimuth compass. A compass with a rotatable ring-shaped brass frame around it mounted on a heavy brass stand. The frame is marked with degree scales. Four removable rectangular plates of brass, each with a rectangular hole, a slit and three small circular holes in them, project vertically from the frame equidistant from one another.
Azimuth compass in wooden box with lid and lock and key . Brass scales. 4 sights are detachable - 2 fit on rotating compass ring and 2 on meridional line. Each sight has a slit and a cross wire one above the other. Box has inset disc ' Univ. Abdn.…
Chinese compass. A small rectangular wooden box with two rows of notches along its length on the top side. There is also a circular cavity with a pin in the centre on which the needle would have been. The cavity and notches have Chinese characters around them. There is a panel of wood with concentric rings and characters on it which slides out from the underside of the box; it has feet allowing it to stand in the notches.
Portable dial combines a compass whose needle is now missing, equinoctial sundial of traditional Chinese design (unseen in base), and a noon dial for telling the time of year. The equinoctial dial has shaped feet cut into to give it the correct…
Clock movement. A small brass contraption consisting of wheels, cogs, plates, and a spring.
Spring clock and movement for demonstrating the reduction of sound in vacuum; pounds 6.6.0. Brass. Some form of 'scale' behind escapement wheel, part of an old compass dial, although no pointer evident. Fancy key, handle heart-shaped and engraved on…
