Monophone handset. 1928. (Mouth & Ear Piece Angle not shown)
The Oak wood
box contains a Five bar magneto generator, a small
induction coil and a ringer.
Bells ring when magneto crank is turned.
rectangular cradle phone of black colored heavy bakelite,
was designed to be used with an external subscriber set.
is a heat-resistant product and a chemically stable resin which
is actually the first plastic ever made. It was invented in Belgium by an American chemist
by the name of Dr. Leo Baekeland. Easy to see where it got its name then.