04/13/1930
https://www.presidency.ucsb.edu...
"He multiplied light and dissolved darkness; he added to whole wealth of nations."
"Every American owes a personal debt to him."
"That distinction came abundantly to Thomas Alva Edison whose death in his 85th year has ended a life of courage and outstanding achievement."
"His lifelong search for truth, fructifying in more than a thousand inventions, made him the greatest inventor our Nation has produced, and revolutionized civilization itself."