The Forgotten Frontier
The Forgotten Frontier 1931 is a documentary film about the Frontier Nursing Service, nurses on horseback, who traveled the back roads of the Appalachian Mountains of eastern Kentucky. It was directed by Mary Marvin Breckinridge, and featured her cousin, Mary Breckinridge, who was a nursemidwife and founded the Frontier Nursing Service. Also featured are the people of Leslie County, Kentucky, many of whom reenacted their stories.
Source: Wikipedia