Price 50 cents per volume. Postage 10 cents additional.

THE JADE NECKLACE, by Pemberton Ginther

Roslyn Blake possesses a necklace of ancient Chinese design and of mysterious origin. It brings both hope and fear. Strange events result in its loss, but her courage and the friendship of Dr. Briggs help her to solve the mystery.

THE THIRTEENTH SPOON, by Pemberton Ginther

A mystery story for girls, that holds the interest from the first word to the last. Twelve famous Apostle spoons, and the thirteenth, the Master Spoon vanish. Who has stolen them? Carol’s courage solves the mystery in an original and exciting story.

THE SECRET STAIR, by Pemberton Ginther

The ‘Van Dirk Treasure’ is a manuscript jewelled and illuminated. The treasure is hidden in the old family mansion where Sally Shaw goes to live. Strange events occur. The house is thought to be haunted. The Book vanishes. Its recovery makes a most unusual story.

THE DOOR IN THE MOUNTAIN, by Isola L. Forrester

The four McLeans, three boys and a plucky girl, lived just outside of Frisbee, Arizona, on Los Flores Canyon, thirty miles from even the railroad. But adventure lurks in unexpected places, and when Katherine and Peter chanced on the Door in the Mountain, a legend that held considerable mystery for the community, the adventure proved the courage and ingenuity of all the McLeans.

SECRET OF THE DARK HOUSE, by Frances Y. Young