Strowger Auto Floors...

A Strowger auto floor

A public exchange auto floor. Notice the wooden 'special faults' box and backboard on the right wall. There are racks and racks and racks of equipment stretching the whole length of of the floor.

A Strowger auto floor.

Not all racks are Light Straw! Some equipment can covers are Battleship Grey.

Strowger is heavy...

Strowger is heavy; most telephone exchanges had specially reinforced floors to carry the fantastic load of rack upon rack crammed with relays sets and selectors fitted in wherever space allowed.

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Photos copyright Dave Milner