Headset with black plastic receiver, branded ''Audiosears P/N 1327C Modified H33 Handset'. Part of A510 wireless station, c. 1965. Headset for wireless station A510, c. 1965 1965
Bakelite headset, believed to have been used by telephonist or radio ham but also typical example of television studio headset, 1920-1929. Bakelite headset
Telephone operator's headset made by Siemens, German, c. 1940 Telephone operator's headset made by Siemens 1940