EDISON LABORATORY Edison National Historic Site West Orange, New Jersey Volume 1

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FILM STOCK (on table) See Historian’s Note 90. Reproduce. BOWLER HAT, small (hung from nail closet) See figure for example of hat. 818 Laverty correspondence Historian’s Note 90.Table Motion Picture Film. According Laverty, looked at the properties viscose for use film stock this search. EVAPORATING DISHES (on counter wall) Reproduce. EDIS collection. Reproduce. The nitrate film in use the time was volatile and easily combustible. 195 . BEAKERS, small (on table) Needed conduct experiments. Object and Location Evidence Recommendation Table 9 LAB TABLE (in place) Figure 34. Use EDIS 378.615 viscose Laverty probably meant different form cellulose, obtained treating with acetic rather than nitric acid and making less flammable. experimenter called Thomas Greenley worked project find non-flammable film. CHEMICALS for making Viscose (on table): Cellulose Glacial Acetic Acid Caustic Soda Carbon Disulfide (all on table) See Historian’s Note 90. Reproduce