Grandfather Mustache Doctor is an incredibly warm and moving book written by Nellie M. Leonard. The main character, Mustache Grandpa, is not only the most precious in his family, but also a recognized doctor among all the animals of the forest. He is always ready to help and advise anyone who comes to him with problems. In this book, children will find many wonderful adventures, learn important life lessons and hear extremely interesting stories about healing and friendship. "Grandfather Mustache, Doctor" is a fairy tale that fascinates with its warmth and wisdom, and will become a favorite book for both young and older readers.