I've got many copies of Wireless World magazine from the 1930s and 40s, including the famous A C Clarke issues. Mostly I find these of interest for the technical material, but there are a few adverts that can take your breath away for various reasons. Here's one from November 1935.
Giving you - in addition to ordinary programmes -
AMERICAN PROGRAMMES DIRECT
EXCLUSIVE SHORT-WAVE NEWS OF
THE EUROPEAN CRISIS
Political Propaganda Broadcasts, in English,
from the Dictators of Europe
TO-DAY there is crisis in Europe ... and the air is alive with the broadcast news and views of Hitler, Stalin, Mussolini ! But the dictators of Europe use the SHORT WAVES for the propaganda, and you cannot hear them on an ordinary radio set.
At this critical moment Burndept have produced an ALL-Wave Radio Receiver for everybody—and at NO extra cost! For £8 8s. you can buy the Burndept All-Wave Battery Receiver which not only gives you all your favourite home and Continental programmes as usual, but receives as well the world-wide Short Wave stations on which you get the dance-bands of New York direct, the politics of Europe, the last-minute news of all the world. The Burndept All-Electric All-Wave Receiver costs -£10 10s.
It requires no extra skill to receive the Short Wave stations, on this Burndept All-Wave Radio. You tune them in like any distant ''foreigner " -- and you have at your fingertips a new and never-failing source of radio interest and entertainment. Ask your nearest Burndept Accredited Dealer or POST COUPON BELOW for full details.