Club for amateur radio operators who have been licensed for over 25 years.

Founded in 1979 to record, preserve and restore old radios and similar equipment which have or will have historical interest.

Has monthly meetings with a "car boot sale" and auction. Burtonsville, MD.

Founded in 1991. Publishes a newsletter, and several books about crystal radio. Crystal set projects, tips for crystal radio design, and crystal radio history.

Membership includes their magazine with facts and information covering every aspect of radio collecting. Club holds regular swapmeets and radio auctions.

Membership information, and events calendar.

Arthur A. Collins, 1909-1987; in 1933, he started out to build a better transmitter, and his company became a leader in amateur radio quality and performance.

350 current members. The ranks of VWOA included most of the executives and innovators of the broadcasting and communication industry and thousands of radio operators.

For licensed amateurs, and short wave listeners, both amateur and broadcast band.

From the Netherlands - a lot of useful information here.