Original Automatic Electric Mouthpiece Finish:Buffed for use on Monarch telephones

for use on Monarch telephones

This example is of partiucular interest due to the addition of the mother in law hook at the rear and the manual dial

Western or Northern Electric Black 2564 Multiline 1A2 Key telephone station

For use on Wood Wall or candlestick telephones

Original Automatic Electric Mouthpiece Finish:Buffed for use on Monarch telephonesOriginal Automatic Electric Mouthpiece with 13 16" threads. The Automatic Electric Mouthpiece should also fit on phones for the following types of manufacturers: Chicago, Oxford, Sears Roebuck, Interstate, Wesco, Ericsson (Fine), Julius Andream, Voight Berger (Fine), Standard, DeVeau, and Montgomery Ward.