3s. 6d. net per volume. * * * * * *THE FAVOURITE SERIES FOR BOYS.* *R. M. BALLANTYNE’S BOOKS.* Illustrated in Colour. R. M. BALLANTYNE SERIES. THE CORAL ISLAND. DOG CRUSOE AND HIS MASTER. HUDSON BAY. THE WORLD OF ICE. FREAKS ON THE FELLS. DEEP DOWN IN THE CORNISH MINES. THE "RED ERIC." THE LIGHTHOUSE. FIGHTING THE FLAMES. THE GORILLA HUNTERS. MARTIN RATTLER. UNGAVA. YOUNG FUR TRADERS. WILD MEN OF THE WEST. ERLING THE BOLD. 3s. 6d. net per volume. * * * * * POPULAR BOOKS BY ARCHIBALD WILLIAMS. HOW IT WORKS. Describes various kinds of mechanism in simple language. 260 Illustrations. (12th Edition.) 6s. net. HOW IT IS MADE. Describes in plain language how all kinds of things are made. 222 Illustrations. (10th Edition.) 6s. net. THINGS TO MAKE. Explains clearly to boys how to make many things for themselves. 249 Illustrations. (4th Edition.) 6s. net. THINKING IT OUT. Goes beyond the plan of "How It Works," explaining clearly the interesting principles on which various wonderful processes depend. Makes a boy think. 308 Illustrations. (2nd Edition.) 6s. net. VICTORIES OF THE ENGINEER. Explains the construction of great engineering works, such as railways, bridges, reservoirs, ships, tunnels, etc. 282 Illustrations. (7th Edition.) 6s. net. A BOOK OF THE SEA. All about ships, navigation, diving, lighthouses—in fact, everything in connection with seafaring. 334 Illustrations, (2nd Edition.) 6s. net. THE BOYS’ GUIDE. A boy’s encyclopedia of sports, pastimes, hobbies, and handicrafts. 728 Illustrations. (4th Edition.) 7s. 6d. net. * * * * * *T. NELSON & SONS, LTD., PUBLISHERS.* *NELSON’S ANNUALS.* THE CHUMMY BOOK. 5s. net. THE JOLLY BOOK. 5s. net. Each of the above annuals contains 288 pages; a wealth of beautiful coloured plates and numerous black-and-white illustrations; a splendid medley of stories, puzzles, and tricks; verses with jolly jingles, some instruction, and plenty of fun; pretty and laughable pictures. The pictures in the "JOLLY" and "CHUMMY" Books are by some of the happiest artists of the day for children, such as: Lawson Wood, Charles Crombie, Lucy Attwell, Will Owen, John Hassall, Joseph Simpson, George Morrow, Harold Earnshaw, S. B. Pearse, Mrs. Spooner, Tony Sarg, G. E. Studdy, Hilda Cowham.