Hardworking Cats: A Humorous Look at the Feline Contribution to Our Workaday WorldEbookHardworking Cats: A Humorous Look at the Feline Contribution to Our Workaday WorldbyLisa KerberRating: 5 out of 5 stars5/5Save Hardworking Cats: A Humorous Look at the Feline Contribution to Our Workaday World for later