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Full Details for Lot 1229

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Sale 38 Lot 1229

THOMAS A. EDISON
Good content A.L.S. "Edison" 2pp. 8vo., [n.p. but West Orange, n.d. but docketed 1924 at top right], to Jaffrey Buchanan, manager of the Record Division. In part: "...A raw blank just as it comes from...press, kept at ordinary temperature for 44 hours, gains 5 grams of water. A fresh blank heated over hot plate to 224 Fahr for 44 hours lost 6 grams of water. Do you see that it is possible to make a difference of eleven grams of water. This shows blanks must be heated to about 22 and rapidly cooled and used at once. Then we will get rid of effects of weather and also moisture in mix...". Boldly penned in his typical pencil, light wear to edges, a staple hole or
Estimate $ 350-450

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