[ Autograph ] Alexander Graham Bell 1847 1922 American inventor of the telephone, formed the Bell Telephone Company, and established theVolta Laboratory which produced numerous related inventions and improvements on existing technology. Brief T.L.S. 1p. 8.5in x 5in, Coconut Grove, Fi., Mar. 10, 1922 In part: "...In response to your request for my autograph I have the pleasure in handing it to you hereon..."Signed in full, a fine example for display.