July 23-26. Amateur participants: 19 groups from Germany, Austria, Belgium, Czechoslovakia, Spain, France, England, Poland, Romania, and Switzerland. Professional participants: Ben Richardson, George Reed, Eddie Durham, Buddy Tate and his celebrity Club Orchestra, The Swingers, Lucky Thompson, and Francois Biensan. Winners: 1. The Swinghouse Septett (Switzerland), Traditional. 2. The Paradoks (Poland), Modern. Popularity: Newcastle Big Band (England). Best Soloist: Jazz-Q-Praha (Czechoslovakia).