Ida May Stull, the only woman miner, at work with her co-workers in a coal mine in Cadiz, Ohio, United States.

A woman miner in a coal mine in Cadiz, Ohio, United States. A man and a woman miner at work in the coal mine in Cadiz. They push a cart of mineral deposits along a track. Ida May Stull, the only woman miner in the United States, shows her soiled hands. Ida Stull works with her co-worker in the mine.