devices since it was he who evaluated a working Hans Coler device
in 1926 and could find no fault, hoax or bad faith, on the part
of its inventor (9).
Rumor has it that Dr. Schumann's specialty was antennas and that
he was responsible for building or improving American submarine
communication after the war. It is said this was done by
employing extra low frequency radio equipment and mile-long
antennae which were towed behind the submarines F