MEGASCOPE WITHOUT A BOX
MEGASCOPE used without a box : instead, the projection is performed from an adjoining room, the image being thrown onto a screen of tracing paper
Hi-Res image available upon request
Picture No
10048375
Media ID
48878883
Credit
Mary Evans Picture Library
Source
engraving by an unnamed artist in Scientific American' 4 April 1891, page 216
Date
1891
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Adjoining Devices Lanterns Optical Projection Thrown Tracing
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