Anthony Wall was commissioned to write Sea Mysteries as one of six Piccolo Explorer Books. The stories in this series cross continents and travel through time to explore some of the many mysteries of the world that have fascinated people for centuries.
ISBN 0706360 435
Kingfisher Books 1980
ISBN 0330260 561
Pan Books 1980
Sea Mysteries also featured in a Piccolo collected edition (ISBN 0 330 26518 0).