Hardcover. New York , A.L. Burt, 1st, 1928, Book: Very Good, Dust Jacket: None, Hardcover, 236 pages, b&w frontispiece. Decorated tan cloth covers. Clean. A Girls' Mystery Detective Series book, The girls of Sunnyside prove to the haughty Geraldine that living in a small town is not so boring as she thought. Geraldine is made a member of the Seven Sleuths' Club, and the girls join the boys of the secret C.D.C. in winter sports and fun.