Contents: One snowy night. Originally published: London: Collins, 1989 - The secret path. Originally published: London: HarperCollins, 1992 - The rescue party. Originally published: London: HarperCollins, 1993 - After the storm. Originally published: London: HarperCollins, 1994.
A year in Percy's Park by Nick Butterworth. ISBN 0001981854. Published by Collins in 1995. Publication and catalogue information, links to buy online and reader comments.