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

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