
When the US belatedly entered World War I, its military telephone communication in Europe was slow.
While the soldiers were able to run out wires effectively, it took six minutes for an inexperienced male military operator to connect a call.

When the US belatedly entered World War I, its military telephone communication in Europe was slow.
While the soldiers were able to run out wires effectively, it took six minutes for an inexperienced male military operator to connect a call.