Title: Danny Dunn and the Swamp Monster (No. 6)
Description: Professor Bullfinch and Doctor Grimes take Danny and his friends to beginning of the Nile River in Africa to investigate local legends of a swamp monster. Despite unforeseen calamities, a new, rare species of electric catfish is discovered.
Subjects: Science fiction, Large type books, Children's stories, Children's fiction, Monsters, fiction