Edison's Electric Pen - Science History Institute Digital Collections

Edison Electric Pen, circa 1877 - The Henry Ford

Edison's Electric Pen

Thomas Edison's Inventive Life Lemelson Center for the Study of Invention and Innovation

Collection of Historical Scientific Instruments continues to amaze — Harvard Gazette

Edison's Electric Pen - Science History Institute Digital Collections

Watch Edison, American Experience, Official Site

Edison's Electric Pen

Edison's Electric Pen - Science History Institute Digital Collections

Edison's Electric Pen

An Extremely Useful Invention': Edison's electric pen and the unravelling of old and new media - Peter Unwin, 2019