"West Fork Millicoma River". Geographic Names Information System. United States Geological Survey. November 28, 1980. Retrieved April 3, 2011.
topoquest.com
United States Geological Survey. "United States Geological Survey Topographic Map". TopoQuest. Retrieved April 27, 2018. The maps include river mile (RM) markers for the first 32 miles (51 km). The last 2 miles (3 km) near the headwaters is an estimate based on map scale and ruler. Relevant map quadrangles from mouth to source are Allegany, Golden Falls, Trail Butte, and Elk Peak.