New York: Dutton, (1949). Hardcover first edition - A story of the friendship between a young Mexican boy, living in a silver mining town in the mountains, and Fonzo, his dog and best friend, and of his struggles to get enough money to send Fonzo to the vet, when the dog was hit by a car. Illustrated with large black and white photographs by the author on every page, with just a few lines of text below. Large format, unpaginated.