Bunny Brown and His Sister Sue at Camp Rest-A-While

boy and girl, and what fun they had getting up a Punch and Judy show, and finding Aunt Lu's diamond ring in the queerest way. In the second book, "Bunny Brown and His Sister Sue on Grandpa's Farm," I told you how they went off to the country, in a great big moving van automobile, fitted up like a little house, in which they could eat and sleep