Browse Items (3473 total)

a general purpose mercury glass total immersion thermometer scale 0 to 250deg C. In clear plastic case, cat No.10043 Gold Line

A collection of 38 photographic prints with a description leaflet identifying each print. Enclosed in a tied red (maroon) folder.

two glass bulbs, one clear, one dark terminate a vertical U tube. Ink in the tube moves in response to the absorption of heat on the darker bulb. The U tube is mounted on a circular wooden base

a cylindrical glass laboratory jar with rimmed top and base

2 copper cones with a brass strip of metal round the smaller end. Heat screens for White's differential thermopile, item 201183a

Brass optical stand on a lead base with felt covering.

6 wooden wave cut outs.

one rectangular board is joined to a smaller rectangular board by a rubber belt. The smaller board has a long sharpened steel rod attached and a cup hook

adjustable magnet for 200475a, has painted description '10. 5 Decr. 8th/ 84'

one of three telephones; manufacturers name stamped on back, 'GEC'; patent number 178936 on dial; black cotton covered wire to handset and to wall; 'EXT 7' on dial