This Autographed Dated November 12, 1921 2 Page 5x8 Handwritten Letter has been Personally Signed by Thomas Edison. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.In this letter, Edison Explains Production of New Record Technology That He Invented to His Employee, Sherwood Troop Moore. The letter to Sherwood Troop Moore is instructing him to change how he processes a special set of 12 blanks [likely blank disc records] and explaining that these blanks can be used to evaluate "Scratch". Johnson thanks Vance A beautiful Christmas packet and message. " Transcript reads: "Moore, These are Dalley blanks; Run? 12 blanks using the 1st set of polished Moulds from new polisher-- Schedule should be 850 lbs. & not 1000 as on Reg[ular] blank - Keep the other 12 for further use. With these Dalley blanks we can tell the dif[f]erence in Scratch - Print the whole 12 of 1st lot.
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