He also leased the Duke of York's Theatre in London, promoting such playwrights as J. M. Barrie, producing Barrie's Peter Pan, or The Boy Who Wouldn't Grow Up, which he debuted at the Duke of York's in December 1904 and opened in the U.S. in January 1905.
Ia juga mengambil alih Duke of York's Theatre di London, mempromosikan para pengarang drama seperti J. M. Barrie, memproduksi Peter Pan, or The Boy Who Wouldn't Grow Up karya Barrie, yang ia adakan debutnya di Duke of York's pada Desember 1904 dan ditampilkan di AS pada Januari 1905.