Edison Botonic Research Corporation business check, 8.5 x 3.25, filled out in another hand and signed as “Thos. A. Edison,” payable to George Leach for $60.00, stamp-dated August 17, 1928. Matted and framed with a neat and unusual three-dimensional composite photo of a bust of Edison with several of his inventions,to an overall size of 15.25 x 14.75. In very good condition, with cancellation holes to body (affecting first name of signature), several creases, small tear to top edge, and some light wrinkling. RRAuction COA.