Vernon 808 Dual 8 Viewer/Editor
Accepts 400 foot reels
Screen: 3 1/2 x 5"
Bulb: 6V 10W, BS15 bayonet mount, type Osram 5001 or equivalent
Instruction manual: http://www.mondofoto.com/manuals/vernon808dual/
There are several versions called "Vernon 808", the model pictured above is the better one, made by Sansei Kokei who also made Elmo and Goko editors.
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