Five Go Off to Camp (Famous Five #6)

Spook trains in the dead of night! And they seem to vanish into thin air - but where do they go? The Famous Five are on to it! But discovery of an unusual underground tunnel system, and a secret train-service, has them puzzled. If they follow the tracks, will they solve the mystery?

Please note this copy has crease on the spine, creases on the covers and scuffs on the edges of the covers