Philo Gubb, Correspondence-School Detective. With Illustrations. ELLIS PARKER BUTLER First edition. Light wear to the spine ends, rear cloth cover lightly soiled, else very good copy without dust jacket. … $75.00
Philo Gubb, Correspondence-School Detective. With Illustrations. ELLIS PARKER BUTLER First edition. Fine, bright, internally clean copy. Seventeen short stories that feature the first correspondence-school detective, Philo Gubb. Queen's Quorum … $125.00
