As Far As Thought Can Reach / by George Bernard Shaw| produced by Michael Dayton| directed by Anne-Lee Austin. SERIES: Back to Methuselah| no. 4 - Conclusion of the fourth in a series of plays in which Shaw presents his philosophy on life and longevity. - RECORDED: Oct.-Nov. 1967. BROADCAST: KPFA, 5-15 Nov. 1967.