Cathy and Carl Ride the Pony Express Author:Dorothy Grunbock Johnston None. Only Bibliography: SADDLES AND SPURS by Mary Lund Settle and Raymond W. Settle.
MAKE WAY FOR THE MAIL by John J. Flaherty.
ROUGHING IT by Mark Twain.
STORY OF THE PONY EXPRESS by Bradley.
PONY EXPRESS by Visscher.
THE PONY EXPRESS by Adams.