Hank Davis, foreman on a huge dam project, enlists the aid of his two flyer friends when a sinister figure known as The Black Ace leads his Mystery Squadron of masked pilots in an attempt to destroy the dam.
2007
1994
1916
1922
1912
1917
1984
1934
2022
2020
1950
2006
1945
2015
1948
1953
1943
1928
