551 PBX Switchboard Featured Products Cords – The phone has

Cords – The phone has been outfitted with brand new cloth covered black cords that are made in house on the same type of equipment originally used by the phone companies

Custom-made Stromberg carlson snap-in style baseplate

but an original finish is also available

We've also included a link to a document that provides instructions on using the meter for ringer detection

thereby eliminating the need for an operator intervention in local calls

551 PBX Switchboard Featured Products Cords – The phone hasNorthern Electric 551 PBX Switchboard. Circa 1938. Northern Electric 551 PBX Switchboard. This switchboard was delivered on Jan 7, 1938. Shipping not available on this item. Pickup only in Kingston, Ontario. Email oldphoneguy@wirelessexpress. ca with your best offer.