Name/TitleSG Brown Headphones, Type F, for Crystal Radio
About this object S G Brown Type F headphones were designed in the early 1920s for use with crystal radio sets, although they were later employed with many other vintage radios including the later valve radios.
MakerS. G. Brown Ltd
Date Madec1920
Place MadeLondon, England
Medium and MaterialsMetal Headband, metal and Bakelite Earpieces, material covered cord.
Inscription and Marks"S.G. BROWN LTD, LONDON W, TYPE F, PAT APL for 2000" stamped on back of earpiece
"Type Approved By Post Master General" ," BBC" stamped on headband
