Signed book: Happiness Is A Warm Puppy. San Francisco: Determined Productions, 1962. Hardcover, 5.5 x 5.75. Signed and inscribed in blue ballpoint on the first free end page, “To Jean Staples, with best wishes, Charles M. Schulz,” with Schulz adding a nice full-length sketch of Snoopy sitting in some grass. In fine condition, with some light wear and soiling to covers. R&R COA.