tracks b5 to b7 bass Jymie Merritt tracks a1 to b4 bass Pierre Michelot design Oliver Hardimon tracks b5 to b7 drums Art Blakey tracks a1 to b4 drums Kenny Clarke liner notes Pete Welding tracks b5 to b7 piano Bobby Timmons tracks a1 to b4 piano René Urtreger tracks a1 to b4 tenor saxophone Barney Wilen tracks b5 to b7 tenor saxophone Benny Golson tracks b5 to b7 trumpet Lee Morgan tracks a1 to b4 trumpet Miles Davis Marketed By Mercury Record Corporation Pressed By Richmond Record Pressings, Inc. First cat.nr. on the cover, second on the label. Released on an aqua blue Fontana label with the logo in a black circle. Tracks A1 to B4 are taken from the movie ''Elevator to the scaffold''. Tracks B5 to B7 are taken from the movie ''The women disappear''. Also released in stereo (# SRF 67532)