"i think it is an early form of a telphone."No, it is not an early form of a telephone. It was invented after the telephone was. The harmonic telegraph was an improvement with the telephone, regarding the number of dots and dashes between the tones it created. It was invented by Elisha Gray in 1874.
Telegraphy was discovered First and then Telephony was discovered much later by Alexander Graham Bell.
The two inventions that changed the way Americans communicated in the 1800's are the telephone and telegraph.
the sewing machine, telegraph, steel plow, telephone, generator, bessemer steel process....etc
trains, trolly, and most popular, Bicycles.
They Both are used to communicate.
The American Telephone and Telegraph Company was created in 1885
The symbol for Nippon Telegraph and Telephone Corporation in the NYSE is: NTT.
Inventors throughout history evolved the telegraph into the telephone.
Welll.... the telegraph replaced the pony express then the telephone replaced the telegraph. and now a days texting has replaced the telephone.
A telegraph?
telegraph
Um, a telephone??
telegraph
The telegraph
Louis Casper has written: 'Telephone and telegraph cables' -- subject(s): Telegraph cables, Telephone cables
The telephone followed the telegraph in terms of communication technology.