Pencil signature of Thomas Alva Edison on an envelope bearing the Menlo Park post office stamp, dated 21 October 1929. Envelope: 16.5 x 9cm. Frame: 39.5 x 50cm. Also the stamp of C. Stuart Williams, Rutland, Mass. In addition there is the golden jubilee stamp commemorating Menlo Park as the birthplace of the incandescent lamp on 21 October, 1879. The postage stamp attached is also Edison’s golden jubilee stamp. Clarence S.A. Williams was a friend and associate of Edison. Initially taken on as an assistant to Charles Edison, son of Thomas. Williams went on to purchase the Edison subsidiary, Bates Manufacturing Supplies from the family. He continued to run this office supplies company for the next 37 years. Edison died in 1931, making this 1929 example of his famous ‘umbrella’ signature a late one. Edison was known to often have signed in pencil. Two areas of insect damage to the envelope. Framed together with a cold-plate image of Edison in his Menlo Park laboratory on the 50th anniversary of his great invention. Condition: Very good.
Date Published: 1829
Condition: Very good.






