Browse Items (3473 total)

Contains a rotating vane; presumed to have been acquired with others as a set. Glows blue when supplied with 2.7 kV.

Black plate, white ink ' No. 560903 / MADE IN ENGLAND '. On 3 adjustable feet. Circular brass rim with scale from 0 - 360. Two tubes, one with eyepiece, the other with a scale from 0 - 50 in divisions of 2.

Table for polygon of forces acting on a point in equilibrium. With five brass pulleys. Cork in base fills hole where top of a stand fits.

Laboratory stand; turned wooden base and top with linking glass cylinder; 19th century

beige Macintosh QWERTY keyboard, model number M0116, serial number C8140FBM0117B

2 cells in cylindrical container; wooden top. Thermometer hole in centre.

Sending keys on mahogany base with small receiver switch and other integral wiring.

two glass bulbs terminate a right angled U tube, held against a white card by wire. Some red colouration may be a liquid residue

Wide-bodied oil diffusion pump with supplementary diffusion pump at outlet.