The two Edelweiss prototypes competed in the 1963 WGC, held at Junin, Argentina and were placed 2nd and 17th in the Standard Class, piloted respectively by J. Lachney and C. Labar.
Siren | siren | Siren Sundby | Siren (noisemaker) | siren (noisemaker) | Edelweiss Capital | Edelweiss | edelweiss | The Siren Six! | Siren Records | Osvald Sirén | Gao Siren | Edelweiss Air | Civil defense siren | Alexander "Siren" Brandon |