By RALPH HENRY BARBOUR Rowing and school life in a fine book by an established boys’ favorite. THREE SIOUX SCOUTS By ELMER RUSSELL GREGOR One of Mr. Gregor’s Western Indian Series. A story of exciting encounters between Kiowa, Sioux and Cheyenne Indians. DAN’S TO-MORROW By WILLIAM HEYLIGER A story of a boys’ summer camp, and more than this, a story of how two young Americans grappled with one of the great problems of American life. ANDY BLAKE IN ADVERTISING By EDWARD EDSON LEE There is room for fun and excitement in business, and the qualities which boys admire anywhere, cleverness, energy, perseverance, are the essentials here. AT HILLSDALE HIGH By EARL REED SILVERS There is as much to write about in a small high school as of a prep school or college, as Mr. Silvers shows in this story of athletics and school spirit. SCOUTING WITH MAD ANTHONY By EVERETT T. TOMLINSON The experiences of two boys during General Wayne’s campaign against the Indians of what was then the Northwest Territory. A stirring page from our history vividly presented for boys. THE RADIO DETECTIVES SERIES By A. HYATT VERRILL Four stories, which may be read separately, in which the latest developments in Radio are continually used in tracking down a remarkable criminal band. “The Radio Detectives,” “The Radio Detectives Under the Sea,” “The Radio Detectives Southward Bound,” “The Radio Detectives in the Jungle.” D. APPLETON AND COMPANY New York London TRANSCRIBER’S NOTES: Italicized text is surrounded by underscores: _italics_. Obvious typographical errors have been corrected. Inconsistencies in hyphenation have been standardized. Archaic or variant spelling has been retained.