Browse Items (3473 total)

cardboard box of 6 metal adapters for the spekker absorptiometer. Also in box is an empty tin, with the words "made in Scotland, 2oz net" on the base.

Large light bulb with modern shape and screw fitting. On brass fitting is inscription.

Two parts from amplifiers, should have metal casing, with a gain, mute, range balance, etc. This one has had the casing removed. On rubber feet.

With mercury ballast and paper scales. In cardboard box

Open circuitry for probably a soldering pen. 3 controls on control panel: pen heat (scale 0 to 9), pen zero and an on switch and an off switch.

Wooden hinged box for holding optical instrument (grooves for holding 2 cylindrical items-or one with 2 parts) containing prisms. Contents: metal prism with glass slides and apertures, 2 brass sharp knives, 2 clamps, 1 eyepiece, brass lens holder,…

One of two Farol desks with metal runners at the sides for paper (?) and space between for Perspex rulers to sit. On a wooden base with a wooden detachable lid. Inside has 2 graph type sheets of Perspex and 2 plastic rulers with different scales on…

cylinder with screw hole on top of wooden base with groove for running along optical bench.

Microammeter. 2 terminals and "UNIPIVOT" printed on cylindrical raised section.

a copper cone with wooden insert to which would be fitted a glass insulator rod and wooden base (catalogued separately as items b and c)