When the three chums arrived at the boarding school they found the other students in the grip of a most perplexing mystery. How this mystery was solved, and what good times the girls had, both in school and on the lake, go to make a story no girl would care to miss.

3. NELL GRAYSON'S RANCHING DAYS

or A City Girl in the Great West

Showing how Nell, when she had a ranch girl visit her in Boston, thought her chum very green, but when Nell visited the ranch in the great West she found herself confronting many conditions of which she was totally ignorant. A stirring outdoor story.

4. FOUR LITTLE WOMEN OF ROXBY

or The Queer Old Lady Who Lost Her Way

Four sisters are keeping house and having trouble to make both ends meet. One day there wanders in from a stalled express train an old lady who cannot remember her identity. The girls take the old lady in, and, later, are much astonished to learn who she really is.

5. PLAIN JANE AND PRETTY BETTY

or The Girl Who Won Out

The tale of two girls, one plain but sensible, the other pretty but vain. Unexpectedly both find they have to make their way in the world. Both have many trials and tribulations. A story of a country town and then a city.