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

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