The Tony Award for Best Revival (Play) has only been awarded since 1994. Prior to that, plays and musicals were considered together for the Tony Award for Best Revival.
The award is given to the best non-musical play which has already appeared on Broadway in a previous production.
... which deals with his life up to the time of his settlement at Königsberg.
See Quabicker, Karl Rosenkranz (1899), and J Hutchison Stirling, The Secret of Hegel, part ...