Here's a compilation of sorts from the BBC test card archive.
Artists include; The Dixieland Kings; William Gardner & His Orchestra; Alexander Martin & His Orchestra; Will Arens & His Orchestra; Buddy Dufault & His Orchestra; Freddy Balta; Guy Luypaerts & His Orchestra; Brotherhood Of Swing; Savoy Orchestra; Die Ludwigsburger Schlossmusik; Hajo Weimarer & His Orchestra and Louis Rey & His Orchestra.
htxxs://mega.nz/file/nbIE2AxL#qRbxf1TAFokocEEOCLwQJ0T86hlV9XXUMWPukdWyLyY