Each of the subscribers controls a signal at A, and when either or both of the telephones are replaced, the action is indicated by the lamps there.
In the electrical building we examined the telephones, autophones, phonographs, and other inventions, and he made me understand how it is possible to send a message on wires that mock space and outrun time, and, like Prometheus, to draw fire from the sky.
Hunter' desk was on the second floor, tightly squeezed between two others where uniformed offices sat with telephones pressed to their ears.
In the 'seventies all the facilities of a modern city - gas, street-cars, water-works, telephones - were introduced.
1 The administration of posts, telegraphs and telephones is assigr works.