Landline telegraphs used a key to make or break an electrical circuit, a battery to produce power, a single line joining one telegraph station to another and an electromagnetic receiver or sounder that upon being turned on and off, produced a clicking noise.
(Landline telegraphs; used; a key; to make or break an electrical circuit) Context(Landline telegraphs used,List([0, 24))):(Landline telegraphs; used a key to break; an electrical circuit) (a single line joining one telegraph station to another and an electromagnetic receiver or sounder; upon being turned on; ) (a single line joining one telegraph station to another and an electromagnetic receiver or sounder; produced; a clicking noise; T:upon being turned on and off) (a battery; to produce; power)
Landline telegraphs used,List([0, 24))
Landline telegraphs Landline telegraphs a single line joining one telegraph station to another and an electromagnetic receiver or sounder a single line joining one telegraph station to another and an electromagnetic receiver or sounder a battery
used used a key to break upon being turned on produced to produce
a key to make or break an electrical circuit
an electrical circuit
a clicking noise T:upon being turned on and off
power