Title: Drums of doom
First published: 1987
Description: The Dinomite twins and their other dinosaur friends enjoy their ride in a hot air balloon, until they are forced to land in a valley of nasty dinosaurs who plan a horrible fate for them.
Subjects: Fiction, Dinosaurs, Hot air balloons, Twins, Balloon ascensions, Children's fiction, Mystery and detective stories
LC classification: PZ7.R233 Dr 1987