Publisher's Synopsis
The Mystery at Number by Augusta Huiell Seaman; Illustrated by W. P. Couse, 1922. A mysterious girl, a mysterious pool, and a mysterious businessman combine to send two Florida teens to adventureland in this pre-Nancy Drew tale for young people. Augusta Huiell Seaman (1879-1950) was an American author of children's literature. She wrote over 40 historical fiction and mystery novels for older children most of which are currently out of print.