DJD 0119 TERRY DISLEY & NEAL WILKINSON 29 May 1988 City Polytechnic, Aldgate, London
88/2404 TERRY DISLEY 29 May 1988 City Polytechnic, Aldgate City of London
DJS 0379 THOMAS SCHUMAN 10 July 1989 Royal Festival Hall. London. UK SPIROGYRA
