Pictures show laying of underground telephone cables using a railroad car. Hand shows primitive telephone cables. A modern '1212 Pairs 2424 Wires' type of telephone cable. Man work on underground telephone cables. Men near a manhole lay underground telephone cable. A network of underground telephone lines. Man in switchboard office connects various telephone lines.
Horse carriages move down a road at countryside in United States. Telephone cables are transported in a circular box on a tracked vehicle. Man on a telephone pole works on telephone lines. Man splices the telephones cables and joins them. He applies hot lead at the wire-joints. Man tests for air holes in the cables to prevent moisture to enter.
Telephone poles and lines scattered across a country side in United States. The New York-Chicago telephone cable is joined at a celebration. Employees work at the long distance headquarters in New York.
Telephone lines over a bridge on a river in United States. Men lay telephones lines over a sea bed. Diver enters the water to lay under water telephone cables.
A 100 mile submarine telephone cable laid between Havana and Key West off the Cuban shore.
Telephone wires manufactured at a factory in United States. Coating of lead is applied over the wires. Wire reels are handled in factory. Employees work on a telephone switchboard in New York City.
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