Geoffrey Trease

The Field of the Forty Footsteps

1977

The condottieri: Soldiers of fortune

1970

Portrait of a cavalier: William Cavendish, first Duke of Newcastle

1979

The Popinjay Mystery

2012

Hidden Treasure: 2 (Time Detectives)

1989

A Page to Queen Jane (Historical Storybook)

1996

Seven sovereign queens

1971