The pioneer source is Books on Tape, now sporting over 1,000 titles. They issue 20 new ones a month. Their wide, pleasing selection is particularly strong in biographies, sea adventures, journals of early travelers, mysteries, contemporary nonfiction, and those acclaimed, long historical works by the likes of Churchill, Theodore White, etc. that you always wanted to get to. These books are read in their full length by trained, easy-to-hear narrators. For rent or sale.