scientists
The answer is phonograph it was developed by a phonautograph.
Thomas Alva Edison was his full name.
Surprisingly, Thomas Edison's full name is Alva. Weird name, huh?
Thomas Edison's middle name is Alva.
Thomas Alva Edison
Samuel Edison, Jr. and Nancy Elliot Edison if you are referring to Thomas Alva Edison.
samuel edison
Thomas Alva Edison
samuel edison
Alva
Nancy Edison
No, Jackie Robinson and Thomas Edison do not share the same middle name. While Jackie Robinson's middle name is Roosevelt, Thomas Edison's middle name is Alva.