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

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There sink the southeast comer. drill press was installed the middle the floor. Photographs the shop taken around 1890 and 1917, show that was substantially rearranged (figures and 43). Gluepots and planes stood the bench and clamps hung from racks overhead. Work space the bench was supplemented three rolling tables, each topped cast-iron surface plate. There way telling what stood the north end the shop if, for example, the bandsaw was already place. The door sander, horizontal boring machine, double bladed table saw, and planer disappeared and the scroll saw was banished the basement. There evidence indicate when these changes took place, whether they happened gradually all once. The patternmakers’ bench lined the west wall, with a work station, tool rack, and vise front each window. Marking stencils hung from nails the east end wall and stencil brushes stood in cans the bench below. Building Pattern Shop, Period III: 1915-1931 A photograph the pattern shop (figure 43) taken January 1917 and 1920 inventory the New York Appraisal Company reflect the general arrangement of machines and benches that exists today. The belt the extreme right foreground the photo probably carried power from the lineshaft the basement the countershaft for second lathe. bipolar motor and rheostat panel are located the southwest corner the shop. Lumber racks, for the vertical storage long stock, cover about third the south wall.blade table saw behind. Two new table saws were installed, one set for ripping, the other for cross-cutting. The drill press, miter trimmer, ripsaw, jointer, cross-cut saw, small lathe, and bandsaw formed irregular row down the center the shop floor. cabinet, barely visible the northeast corner the 1917 photo, still contains leather fillets for easing the interior comers patterns and cast zinc letters and numerals that were tacked patterns identify the 108 . Six incandescent lamps with conical reflectors are visible, suspended their wires from the collar ties. Given the age the new additions, reasonable conclude that the changes occurred sometime between 1900 and 1915. Racks front the windows held some each man’s most commonly used personal tools: chisels, dividers, squares, patternmakers’ scales, screwdrivers, bit-braces and bits. The patternmakers* lathe was turned around and moved against the east wall (figure 42). Building Pattern Shop, Period II: 1901*1914 No photographs inventories the pattern shop survive from Period II