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

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Installed between 1920 and 1939 in position 16" LeBlond (NY Appraisal Co. 1-13; figures 102, 103, 104, and 105. (section 48) Located section 1914 (figure 104). Removed between 1920 and 1939. 13) Leave EDIS 217/E-1780 in place replacement for 16 in. ENGINE LATHE, 16" swing, 6’ bed, double back gear, quick-change gears, compound rest; Walcott Lathe Co. 102; 1920 Appraisal no. ENGINE LATHE, 20" swing, 7’ bed, friction head, four-way tool post; Fay Scott (section 48) 1913 Inventory no. Replaced block and tackle shown figure 105. LeBlond. Differences between the two machines are minor. 1-14; figures 102, 103, 104, and 107. 1-25). Removed between 1920 and 1939. Purchased from Prentiss Tool & Supply Co. Frasse Co. Replaced Walcott lathe, NPS 217. ACCESSORIES for 16" Walcott lathe E-1780: Steady Rest Face Plate, 16" Carrier Plate Independent Chuck, 8” Independent Chuck, 15” Countershaft Face Plate, special, 14" (section 48) Use E-1780-1 through E-1780-7 (originals). Leave EDIS 643/E-1774 in place (suspended from trolley, E-1773)., NY. Moved section 49 between 1914 and 1920 (1920 Appraisal no., Jackson, MI (section 48) Purchased from Peter A. Replaced block and tackle shown figure 105. Removed between 1920 and 1939. CHAIN HOIST, Yale & Towne, 1-1/2 ton (section 48) Installed with track and trolley after April 1914. no. ENGINE LATHE, 16" swing, 6’ bed; LeBlond Machine Tool Co. 1- 42), moved from section 53. Acquire and install section 48., Cincinnati, OH (section 48) 1920 Appraisal no. Use EDIS 217/E-1780 (16" Walcott lathe) as replacement. SHAPER, 12" stroke; by Medey Machine Co.TROLLEY and TRACK Louden (above Fifield engine lathe; sections 48-51) Installed after April 1914. 292 . Leave EDIS 216/E-1779 (21" LeBlond lathe) place until suitable replacement for Fay & Scott acquired. Replace belts needed. Replaced 21" LeBlond lathe (1920 Appraisal no. Replace belts needed. Leave E-1773 (trolley), track, and hoist place