Siemens 366 - Aqua Blue On Sale Red Northern Telecom Contempra with

Red Northern Telecom Contempra with rotary dial and modular adapter

Clear cases on many models made the internal components part of the artistic display

customers used telephone stations

Freshly Nickel plated bell for Wood Wall Phones and Ringer Boxes

or on most VOIP adapters

Siemens 366 - Aqua Blue On Sale Red Northern Telecom Contempra withSiemens 366 Wall Phone, 1940s 50s, works on modern lines. The Siemens brothers were extremely prolific inventors who are credited with a range of innovations such as the electric elevator, the pneumatic tube system, gun cotton, and the gas regenerative furnace used in steel making. It was their work in electrical generation and telecommunications, however, that revolutionized the 19th century world. The Siemens Brothers began their experimentation