Hard-Boiled Haggerty

Hard-Boiled Haggerty is a 1927 American silent war film directed by Charles Brabin. The film stars Milton Sills and Molly O'Day, taking on two roles as both the character Germaine and her look-alike sister. Hard-Boiled Haggerty was one of the first American films to portray aerial combat in World War I.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster by First National Pictures (Public domain).