THOMAS A. EDISON (1847 - 1931) American inventor of the electric light phonograph typewriter and microphone to name a few. Considered perhaps the greatest inventor of the century. Superlative S.P. 7 3/4"" x 10 1/2"" overall (sight) a chest-up pose of the great inventor looking intently at the camera with flasks and beakers visible on the shelves behind him boldly signed at bottom. Matted showing signature only small stain at top of mount not affecting image overall very good. Matted and framed.