Date: 2014-09-24 07:22:41

Electromagnetism

Antique radio

Bakelite

Horn

Vacuum tube

Crystal radio

Brass instrument

Loudspeaker

Microphone

Radio electronics

Electronic engineering

Technology

HRSA Auction – The Rare, the Early, and the Unusual. Radiofest 2014 Prices realised, in bold type. 1. Geco ‘phone box: Mid-20s, w/2 heaphone sets, one good (GEC 4K ohms) $[removed]United One: 1924-5, rare Udisco one va

Document is deleted from original location.
Use the Download Button below to download from the Web Archive.

File Size: 64,81 KB