ANS signed “E,” at the bottom of a one-page report provided to Edison, 8.5 x 11, dated at the top April 28, 1921. Edison writes to [Jaffrey P.] Buchanan, manager of his record disc division, regarding dust collection and air circulation. In full: “Years ago we had it arranged this way to get rid of alcohol fumes, there was a big draught out into the main factory—see what you can do to help.” Overall toning to page, some wrinkling and creasing lightly affecting note, several pencil notations, light edge wear, and paperclip impressions to top, otherwise very good condition. RRAuction COA.