Blek 4 (05.46), Blek 5 (04.15), Blek 6 (07.02), Blek 8 (05.20), Blek 9 (03.18), Blek 10 (13.22), Blek 11 (04.39).
Recorded 12 May 1980, Rome, Studio M of C.P.R.F. RAI within Radiotre Broadcast 'Un certo discorso'; produced by Jost Gebers and Fred Van Hove.
Front cover artwork (reproduced above) by Nino Malfatti; layout by Wolf Walt.