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Physics Laboratory
This picture was taken around the year 1900. The laboratory room was in the attic of Reid Hall and was heated by a potbelly stove. On the right is a…
Edison Projecting Kinetoscope
This picture should be rotated 90 degrees clockwise to show how the instrument was actually used. This kinetoscope was manufactured by Edison Mfg, Co, Orange, N.J., USA. around 1902. Continuous 35mm film wrapped around the reel, and turning the crank…
Kaleidoscope
Kaleidoscopes operate on the principle of multiple reflection, where several mirrors are attached together. There are three rectangular lengthwise mirrors. Setting the mirrors at a 45 degree angle creates eight duplicate images of the objects, six at…
Phenakistoscope
The name derives from the Greek word “to cheat”. The essential component of this device is a glass disk upon which are arranged figures radially, representing a moving object in successive positions. On turning the disk, and projecting a light beam…