Lighthouses Installed (1 ene 1975 año – 1 ene 1977 año)

Descripción:

Over a two year period, more than 150 miles of cable were laid in order to construct sufficient communication lines, including those for emergencies.

Anodyne Corp. contracted AT&T to install the familiar public call boxes, while they designed the rest of the infrastructure.

Añadido al timeline:

fecha: