Transcript of a letter from Frank Warden to the President of the Comission of French Dramatic Authors on behalf of Dion Boucicault, regarding the rights of French authors whose works were to be performed at the Adelphi Theatre, of which Boucicault was the manager. Transcript of a letter from Frank Warden to the President of the Comission of French Dramatic Authors on behalf of Dion Boucicault, regarding the rights of French authors whose works were to be performed at the Adelphi Theatre, of which Boucicault was the manager. 10.1.1862