Society of Authors, Playwrights [ampersand] Composers to Doris Langley Moore, 1931-11-23

"Dear Madam, I am directed by the Secretary to acknowledge the receipt of your letter of the 20th instant and in reply to state that where you are unable to trace the Executors of the authors of letters which you desire to include in your book it will probably be best for you to communicate with the publishers of the works of the authors in question who will no doubt be able to give you the necessary information..."