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Atmospheric Engine by John Smeaton, 1772

Atmospheric Engine by John Smeaton, 1772

1772 (original); 1919 (model)

Smeaton's Apparatus for Determining the Efficiency of Water Wheels

Smeaton's Apparatus for Determining the Efficiency of Water Wheels

1988 (model); 1752 (original)

Watch by John Smeaton, York, 1645-1650. Faceted rock crystal case, set in a finely engraved gilt-metal frame. Gilt-metal dial engraved with an angel with outstretched wings, foliage, rabbits and squirrels, and a lakeside scene to the centre. Silver chapter ring and blued steel hand. Fusee movement with verge escapement, a train of three wheels, worm and wheel set-up and screwed on cock. Clockmakers' Museum No. 1512

Watch in a rock crystal case by John Smeaton

1645-1650

Waywiser by John Smeaton, England, mid 18th century

Waywiser by John Smeaton

1701-1800

Filar micrometer, part of refracting telescope by John Smeaton on equatorial mounting with stand [RAS No.7] . Presented to Royal Astronomical Society in 1845 by Mrs Sommerville to whom it was left by Mrs Dixon, Smeaton's daughter.

Filar micrometer, from John Smeaton's refracting telescope

1770

Single barrelled air pump

Single-barrelled air pump, late 18th century.

1770-1790

Working model of Smeaton's boring mill, 1770

Working model of Smeaton's boring mill, 1770

Three prints of London Bridge Waterworks, by Smeaton, 1768. (Smeaton's reports and Rees Encyclopaedia).

Three prints of London Bridge Waterworks

1768

Print of Water Pressure Pumping Engine, by Smeaton, 1769. (Smeaton's Reports).

Print of Water Pressure Pumping Engine

1768

Refracting telescope of 1 1/2-inch aperture and 36-inch focal length by John Smeaton [RAS No.7] . Presented to Royal Astronomical Society in 1845 by Mrs Sommerville to whom it was left by Mrs Dixon, Smeaton's daughter.

Refracting telescope of 1 1/2-inch aperture and 36-inch focal length by John Smeaton [RAS No.7]

1770

Refracting telescope of 1 1/2-inch aperture and 36-inch focal length by John Smeaton on an adjustable equatorial mounting with a tripod stand. The telescope is fitted with an integral filar micrometer [RAS No.7] . Presented to Royal Astronomical Society in 1845 by Mrs Somerville to whom it was left by Mrs Dixon, Smeaton's daughter.

Refracting telescope of 1 1/2-inch aperture and 36-inch focal length

1770