Uniform Style of Binding. Individual Colored Wrappers. Every Volume Complete in Itself.

Every boy possesses some form of inventive genius. Tom Swift is a bright, ingenious boy and his inventions and adventures make the most interesting kind of reading.

TOM SWIFT AND HIS MOTOR CYCLE TOM SWIFT AND HIS MOTOR BOAT TOM SWIFT AND HIS AIRSHIP TOM SWIFT AND HIS SUBMARINE BOAT TOM SWIFT AND HIS ELECTRIC RUNABOUT TOM SWIFT AND HIS WIRELESS MESSAGE TOM SWIFT AMONG THE DIAMOND MAKERS TOM SWIFT IN THE CAVES OF ICE TOM SWIFT AND HIS SKY RACER TOM SWIFT AND HIS ELECTRIC RIFLE TOM SWIFT IN THE CITY OF GOLD TOM SWIFT AND HIS AIR GLIDER TOM SWIFT IN CAPTIVITY TOM SWIFT AND HIS WIZARD CAMERA TOM SWIFT AND HIS GREAT SEARCHLIGHT TOM SWIFT AND HIS GIANT CANNON TOM SWIFT AND HIS PHOTO TELEPHONE TOM SWIFT AND HIS AERIAL WARSHIP TOM SWIFT AND HIS BIG TUNNEL TOM SWIFT IN THE LAND OF WONDERS TOM SWIFT AND HIS WAR TANK TOM SWIFT AND HIS AIR SCOUT TOM SWIFT AND HIS UNDERSEA SEARCH TOM SWIFT AMONG THE FIRE FIGHTERS TOM SWIFT AND HIS ELECTRIC LOCOMOTIVE TOM SWIFT AND HIS FLYING BOAT TOM SWIFT AND HIS GREAT OIL GUSHER TOM SWIFT AND HIS CHEST OF SECRETS TOM SWIFT AND HIS AIRLINE EXPRESS

GROSSET & DUNLAP, PUBLISHERS, NEW YORK

THE DON St.u.r.dY SERIES

By VICTOR APPLETON

Individual Colored Wrappers and Text Ill.u.s.trations by

WALTER S. ROGERS

Every Volume Complete in Itself

In company with his uncles, one a mighty hunter and the other a noted scientist, Don St.u.r.dy travels far and wide, gaining much useful knowledge and meeting many thrilling adventures.

DON St.u.r.dY ON THE DESERT OF MYSTERY; Or, Autoing in the Land of the Caravans.

An engrossing tale of the Sahara Desert, of encounters with wild animals and crafty Arabs.

DON St.u.r.dY WITH THE BIG SNAKE HUNTERS; Or, Lost in the Jungles of the Amazon.

Don's uncle, the hunter, took an order for some of the biggest snakes to be found in South America--to be delivered alive! The filling of that order brought keen excitement to the boy.

DON St.u.r.dY IN THE TOMBS OF GOLD; Or, The Old Egyptian's Great Secret.

A fascinating tale of exploration and adventure in the Valley of Kings in Egypt. Once the whole party became lost in the maze of cavelike tombs far underground.

DON St.u.r.dY ACROSS THE NORTH POLE; Or, Cast Away in the Land of Ice.

Don and his uncles joined an expedition bound by air across the north pole. A great polar blizzard nearly wrecks the airship.

DON St.u.r.dY IN THE LAND OF VOLCANOES; Or, The Trail of the Ten Thousand Smokes.

An absorbing tale of adventures among the volcanoes of Alaska in a territory but recently explored. A story that will make Don dearer to his readers than ever.

GROSSET & DUNLAP, PUBLISHERS, NEW YORK

THE RADIO BOYS SERIES

(Trademark Registered)

By ALLEN CHAPMAN

Author of the "Railroad Series," Etc.

Individual Colored Wrappers. Ill.u.s.trated. Every Volume Complete in Itself.

A new series for boys giving full details of radio work, both in sending and receiving--telling how small and large amateur sets can be made and operated, and how some boys got a lot of fun and adventure out of what they did. Each volume from first to last is so thoroughly fascinating, so strictly up-to-date and accurate, we feel sure all lads will peruse them with great delight.

Each volume has a Foreword by Jack Binns, the well-known radio expert.

THE RADIO BOYS' FIRST WIRELESS; Or, Winning the Ferberton Prize.

THE RADIO BOYS AT OCEAN POINT; Or, The Message That Saved the Ship.

THE RADIO BOYS AT THE SENDING STATION; Or, Making Good in the Wireless Room.

THE RADIO BOYS AT MOUNTAIN Pa.s.s; Or, The Midnight Call for a.s.sistance.

THE RADIO BOYS TRAILING A VOICE; Or, Solving a Wireless Mystery.

THE RADIO BOYS WITH THE FOREST RANGERS; Or, The Great Fire on Spruce Mountain.

THE RADIO BOYS WITH THE ICEBERG PATROL; Or, Making Safe the Ocean Lanes.

RADIO BOYS WITH THE FLOOD FIGHTERS; Or, Saving the City in the Valley.

GROSSET & DUNLAP, PUBLISHERS, NEW YORK

THE RAILROAD SERIES

By ALLEN CHAPMAN

Author of the "Radio Boys," Etc.

Uniform Style of Binding. Ill.u.s.trated. Every Volume Complete in Itself.

In this line of books there is revealed the whole workings of a great American railroad system. There are adventures in abundance--railroad wrecks, dashes through forest fires, the pursuit of a "wildcat"

locomotive, the disappearance of a pay car with a large sum of money on board--but there is much more than this--the intense rivalry among railroads and railroad men, the working out of running schedules, the getting through "on time" in spite of all obstacles, and the manipulation of railroad securities by evil men who wish to rule or ruin.

RALPH OF THE ROUND HOUSE; Or, Bound to Become a Railroad Man.

RALPH IN THE SWITCH TOWER; Or, Clearing the Track.

RALPH ON THE ENGINE; Or, The Young Fireman of the Limited Mail.