Thanks for helping improve the accuracy of the site. We’ve noted what item you were on; please now visit the web page of the duplicate of production of The Architect and the Emperor of Assyria, by Fernando Arrabal, The Old Vic, London, 2^nd February – ? 1971 and click the button that will have appeared there.

If they have the exact same name, a search for production of The Architect and the Emperor of Assyria, by Fernando Arrabal, The Old Vic, London, 2^nd February – ? 1971 will probably help.