Laura Lee Hope 
Moving Picture Girls in War Plays 
Or, The Sham Battles at Oak Farm

Teenage sisters Ruth and Alice De Vere are up-and-coming actresses in the silent movie era. In this volume of the series, the girls land plum roles in a Civil War drama, A Girl in Blue and a Girl in Gray. Along the way, they befriend another young actress named Estelle, whose mysterious background intrigues Alice and Ruth.