Query: Doctor Dolittle books
Relevant documents:
Doctor Dolittle's Puddleby Adventures
Doctor Dolittle and the Secret Lake
Doctor Dolittle and the Green Canary
The Story of Doctor Dolittle
The Voyages of Doctor Dolittle
Doctor Dolittle's Circus
Doctor Dolittle's Zoo
Doctor Dolittle's Garden
Doctor Dolittle in the Moon
Doctor Dolittle's Return
Gub Gub's Book
Doctor Dolittle's Post Office
Doctor Dolittle's Caravan
Doctor Dolittle Meets a Londoner in Paris