Mr. Paine gave six years to the writing of this famous life history,
traveling half way round the world to follow in the footsteps of his
subject; during four years of the time he lived in daily association
with Mark Twain, visited all the places and interviewed every one who
could shed any light upon his subject.
EDISON: HIS LIFE AND INVENTIONS BY FRANK LEWIS DYER AND THOMAS
COMMERFORD MARTIN
The authors are men both close to Edison. One of them is his counsel,
and practically shares his daily life; the other is one of his leading
electrical experts. It is the personal story of Edison and has been
read and revised by Edison himself.