It was in 1910 that coal mine operations began at Reliance. These mines were operated by the coal mining company of the Union Pacific Railroad. Here, where the tipple now stands, the first coal loading facility was constructed in 1912. The stone . . . — — Map (db m89721) HM
The tipples constructed here were designed to serve all the Reliance coal mines. Union Pacific Coal Company opened their mines in phases. The coal mines were all located east of here with portals located along the sides of the valley. Coal from . . . — — Map (db m89752) HM
From 1910 to 1955, the mines at Reliance produced coal for the Union Pacific Railroad. To staff these mines, people from a variety of countries were hired. During World War II there were not enough mine workers to extract the coal. People were . . . — — Map (db m89753) HM