Larry Tye tells the story of America's Pullman porters from their early days when freed slaves were given jobs as sleeping car attendants by George Pullman through to their creation of a union and eventual leadership of the the black middle class.

Larry Tye continues with the history of the Pullman porters telling how they helped create the civil rights movement which led ultimately to America's first black President. (Recorded in December 2008.)

Railway historian Adrian Vaughan talks to Howard Benson about his latest book which analyses Brunel's life and work using material which has never been published before.