Browse Items (3473 total)

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.

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.

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

2 standard cells in blue-grey cylindrical case with 4 black screw terminals. ' No. 77550 Standard Cell / WESTON / TYPE 1149 '

Wooden box with grey metal top and 6 adjustable plugs . Company logo on top, ' TYPE 2004 / NON-INDUCTIVE RATIO BOX / Ohms at 20 C. No. 82.034 ' Plugs: 900 Ohms x2, 90 Ohms x2, 10 Ohms x2.

a hollow cylinder of brass with a cross bar forming a long armed 'T'. There is a pin hole at each end of the 'T' bar. The cylinder has a decorative knob on one end, the other end being open and slightly serrated as if for cutting

a brass balance arm with marking 1 to 12 on each arm and grade marks every half unit. A metal pointer is fixed to the upper edge of the balance centre; part of a weighing balance mechanism

Light-coloured wooden handle with slightly green glass stem, brass end cap onto which is permanently secured a brass hook.

Cat skin, cream, ginger, brown and black markings on fur; one patch on rear side, used for electro statics. Used in lecture demonstrations for generating charge by rubbing

a 76mm immersion mercury glass thermometer scale -10 to 360deg C. N2 filled In clear plastic case, No.THL-210-110E