Disk in Soundcraft paper-covered envelope. [a] Cage: 3rd Construction [1944, date not on label, this recording likely from Chicago?] 16" AUDIODISK 8023, 33 1/3 RPM. center --> edge (recording pattern), 1 Track [b] IV Double Music [1941] Cage & Harrison Quartet "V Quartet" on label. center --> edge (recording pattern), 2 Tracks