BURROUGHS, EDGAR RICE. Typed letter signed ("Edgar Rice Burroughs") to Mr. Seymour Halpern, revealing his feelings about his success and how his writing came about largely by accident. Tarzana, 29 April 1929. One page, 4to, on printed letterhead, some minor browning at edges. "I was not trained for the profession... No one suggested that I may be able to write and no one encouraged me... I was thirty-five years old when I wrote my first story... I knew nothing about the technique of story writing, nothing about style..."