Florence Finch Kelly, Emerson's Wife and Other Western Stories
“ And he will know at once that that is Posey, for no one who has ever heard of him can mistake his identity at even the first glance. Moreover, Sunday is always with him, and Sunday is just as unmistakable as Posey. Sunday is a very small dog, of about the bigness of your two fists, that carries within his small skin enough courage, audacity, and dignity to befit the size of an elephant. He is also known as "Posey's bear dog"—a sobriquet bestowed upon him partly in humor, because of his ridiculously small size, and partly in honor, because of his utter fearlessness. ”
