Leyden Jar, Designed For Classroom Demonstrations, With A Durable Inner And Outer Plate, A Plastic Dielectric, And Instructions. The Inner Plate Has A Hook And Ball Attached Which Makes It Easy To Charge, Use This Equipment To Duplicate Many Classic Static Electricity Experiments
Conductors, Set of three, Made of brass, interchangeable on pillars, fitted with insulators of ebonite on base. Spheres 5 cm diameter, Cylinder 12.5 x 5 cm diameter, Cone 10 x 5 cm
Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Dry Field Mapping Kit, includes cork-covered base, 30cmx26cm; pad of 25 sheets pre-printed conductive paper 28cmx21.5cm; pad of 100 sheets preprinted paper for drawing fields; ten metal-headed push pins; a silver conductive pen