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.
... will also be accelerated to a smaller extent by the slipping friction.
The device is covered by US patents 3,726,146 (1973) and 5,353,655 (1994) by L.A. Mishler and ...