"Mimeograph Edison"
A rare witness to a field less known than the phonograph,télégraph or the light bulb, also explored by Edison. App similar "in its own juice" (spots, scratches) including slates (one with fels) in wooden frames, one with spring, see photo. With accessories: ink tube, special paper, roller with handle... In its box (35 by 52 by 15 cm approximately) with instructions for use .begining XX 
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