Business check, 8.5 x 3, filled out in another hand and signed by Edison, “Thos. A. Edison” with his usual ‘umbrella’ signature, payable to N.S. Williams for $90.00, stamp-dated August 15, 1929. Double matted with two unsigned photos of Edison and an informational plaque, to an overall size of 20 x 16. In fine condition, with a deep central vertical crease, lightly affecting the beginning stroke of the signature, and expected cancellation punch holes and stamps. RRAuction COA.