Browse Items (3436 total)

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,…

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.

Large fabric backed poster of the graphs for y=tan x and y= cot x with wooden batons. Rolled up. Appears to be hand drawn.

Metal, bubble sextant in wooden box with carry handle. Still has power cable. Plate on box with inscription

5 glass tubes with one end closed off with a flat glass disk. 4 wrapped in tissue paper have an inscription on it

One of two, metal casing holding together 2 pieces of an amplifier (?) with a gain, mute, range balance, etc. On rubber feet.

Very large fabric backed poster/wall-hanging of the y=sec x. and y=cosec x. graphs with wooden batons for weight. Rolled up, appears to be hand drawn.

Brass cylinder with rounded ends on glass stand on wooden base; small round wooden feet; one hole at top of each end of cylinder; with engraving

Plastc case containing 5.25 inch floppy disc in paper envelope and manual; label on disc reads, 'BBC B, B+, Mini Office II, 40 Track, C, Database software code 2369'; space for cassette is empty

marked as glassware