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 Without the Prince, by Philip King, Whitehall Theatre, London (now Trafalgar Theatre, London), 8^th April – 18^th May 1940 and click the button that will have appeared there.

If they have the exact same name, a search for production of Without the Prince, by Philip King, Whitehall Theatre, London (now Trafalgar Theatre, London), 8^th April – 18^th May 1940 will probably help.