Gangsters

The Efficiency Expert

Edgar Rice Burroughs

Dorothy Dixon and the Mystery Plane

Dorothy Wayne

The Arrow of Fire

A Mystery Story for Boys

Roy J. (Roy Judson) Snell

Dorothy Dixon Wins Her Wings

Dorothy Wayne

Dorothy Dixon Solves the Conway Case

Dorothy Wayne

"And That's How It Was, Officer"

Ralph Sholto

The Rat Racket

David H. (David Henry) Keller

Clue of the Silken Ladder

Mildred A. (Mildred Augustine) Wirt

Time Payment

Sylvia Jacobs

The Ambulance Made Two Trips

Murray Leinster

The Expendables

Jim Harmon

The Efficiency Expert

Edgar Rice Burroughs

The White Moll

Frank L. (Frank Lucius) Packard

Behind the Green Door

Mildred A. (Mildred Augustine) Wirt