2 THE SUBMARINE BOYS' TRIAL TRIP; Or, "Making Good" as Young Experts. 3 THE SUBMARINE BOYS AND THE MIDDIES; Or, The Prize Detail at Annapolis. 4 THE SUBMARINE BOYS AND THE SPIES; Or, Dodging the Sharks of the Deep. 5 THE SUBMARINE BOYS' LIGHTNING CRUISE; Or, The Young Kings of the Deep. 6 THE SUBMARINE BOYS FOR THE FLAG; Or, Deeding Their Lives to Uncle Sam. 7 THE SUBMARINE BOYS AND THE SMUGGLERS; Or, Breaking Up the New Jersey Customs Frauds. The Square Dollar Boys Series By H. IRVING HANCOCK 1 THE SQUARE DOLLAR BOYS WAKE UP; Or, Fighting the Trolley Franchise Steal. 2 THE SQUARE DOLLAR BOYS SMASH THE RING; Or, In the Lists Against the Crooked Land Deal. The College Girls Series By JESSIE GRAHAM FLOWER, A.M. 1 GRACE HARLOWE'S FIRST YEAR AT OVERTON COLLEGE. 2 GRACE HARLOWE'S SECOND YEAR AT OVERTON COLLEGE. 3 GRACE HARLOWE'S THIRD YEAR AT OVERTON COLLEGE. 4 GRACE HARLOWE'S FOURTH YEAR AT OVERTON COLLEGE. 5 GRACE HARLOWE'S RETURN TO OVERTON CAMPUS. 6 GRACE HARLOWE'S PROBLEM. 7 GRACE HARLOWE'S GOLDEN SUMMER. All these books are bound in Cloth and will be sent postpaid on receipt of only 50 cents each. Pony Rider Boys Series By FRANK GEE PATCHIN These tales may be aptly described the best books for boys and girls. 1 THE PONY RIDER BOYS IN THE ROCKIES; Or, The Secret of the Lost Claim.--2 THE PONY RIDER BOYS IN TEXAS; Or, The Veiled Riddle of the Plains.--3 THE PONY RIDER BOYS IN MONTANA; Or, The Mystery of the Old Custer Trail.--4 THE PONY RIDER BOYS IN THE OZARKS; Or, The Secret of Ruby Mountain.--5 THE PONY RIDER BOYS IN THE ALKALI; Or, Finding a Key to the Desert Maze.--6 THE PONY RIDER BOYS IN NEW MEXICO; Or, The End of the Silver Trail.--7 THE PONY RIDER BOYS IN THE GRAND CANYON; Or, The Mystery of Bright Angel Gulch. Cloth, Illustrated Price, per Volume, 50c. The Boys of Steel Series By JAMES R. MEARS Each book presents vivid picture of this great industry. Each story is full of adventure and fascination. 1 THE IRON BOYS IN THE MINES; Or, Starting at the Bottom of the Shaft.--2 THE IRON BOYS AS FOREMEN; Or, Heading the Diamond Drill Shift.--3 THE IRON BOYS ON THE ORE BOATS; Or, Roughing It on the Great Lakes.--4 THE IRON BOYS IN THE STEEL MILLS; Or, Beginning Anew in the Cinder Pits. Cloth, Illustrated Price, per Volume, 50c. The Madge Morton Books By AMY D. V. CHALMERS 1 MADGE MORTON--CAPTAIN OF THE MERRY MAID. 2 MADGE MORTON'S SECRET. 3 MADGE MORTON'S TRUST. 4 MADGE MORTON'S VICTORY.