EDISON COMPANY STOCK CERTIFICATE.


Edison Phonograph Works. New Jersey, [c.1887]. Engraved stock certificate, 145 x 355 mm. With original integral stub and transfer language on the verso.PRISTINE, UNEXECUTED STOCK CERTIFICATE FOR EDISON'S RECORDING BUSINESS. Edison first demonstrated his recording machine in 1877. While his invention impressed the world, he did not focus on improvements, turning his attention instead to the incandescent bulb. He did not form the Edison Phonograph Works to market the machine until ten years later.