The Increased Difficulty of Concentration. New York / CSC Court Theatre
- Document's type: Programme
- Author: Václav Havel (Author) / Larry Wismer (Director) / Věra Blackwell (Translation)
- Date of origin: 1. 7. 1972
- Record's ID: 9994
Die Benachrichtigung. Eichstätt / Willibald- Gymnasium
- Document's type: Programme
- Author: Václav Havel (Author) / Eva Steinbrener (Director) / Günther Weinhart (Director)
- Date of origin: 1. 7. 1972
- Record's ID: 10039