THE CLUE IN THE DIARY A fascinating and exciting story of a search for a clue to a surprising mystery NANCY'S MYSTERIOUS LETTER Nancy receives a letter informing her that she is heir to a fortune. This story tells of her search for another Nancy Drew. GROSSET & DUNLAP, _Publishers_, NEW YORK ------------------------------------------------------------------------ THE REX LEE FLYING STORIES By THOMSON BURTIS Illustrated. Every Volume Complete in Itself. The author of this series of exciting flying stories is an experienced aviator. He says, "During my five years in the army I performed nearly every sort of flying duty--instructor, test pilot, bombing, photographing pilot, etc., in every variety of ship, from tiny scout planes to the gigantic three-motored Italian Caproni." Not only has this author had many experiences as a flyer; a list of his activities while knocking around the country includes postal clerk, hobo, actor, writer, mutton chop salesman, preacher, roughneck in the oil fields, newspaper man, flyer, scenario writer in Hollywood and synthetic clown with the Sells Floto Circus. Having lived an active, daring life, and possessing a gift for good story telling, he is well qualified to write these adventures of a red-blooded dare-devil young American who became one of the country's greatest flyers. REX LEE; GYPSY FLYER REX LEE; ON THE BORDER PATROL REX LEE; RANGER OF THE SKY REX LEE; SKY TRAILER REX LEE; ACE OF THE AIR MAIL REX LEE; NIGHT FLYER REX LEE'S MYSTERIOUS FLIGHT REX LEE; ROUGH RIDER OF THE AIR REX LEE; AERIAL ACROBAT REX LEE; TRAILING AIR BANDITS REX LEE; FLYING DETECTIVE GROSSET & DUNLAP, _Publishers_, NEW YORK ------------------------------------------------------------------------ THE HARDY BOYS SERIES By FRANKLIN W. DIXON The Hardy Boys are sons of a celebrated American detective, and during vacations and their off time from school they help their father by hunting down clues themselves. THE TOWER TREASURE--A dying criminal confessed that his loot had been secreted "in the tower." It remained for the Hardy Boys to clear up the mystery. THE HOUSE ON THE CLIFF--Mr. Hardy started to investigate--and disappeared! An odd tale, with plenty of excitement. THE SECRET OF THE OLD MILL--Counterfeit money was in circulation, and the limit was reached when Mrs. Hardy took some from a stranger. A tale full of thrills. THE MISSING CHUMS--Two of the Hardy Boys' chums disappear and are almost rescued by their friends when all are captured. A thrilling story of adventure.