found: Swansea, mining camp of the Buckskin mountains, 1976.
found: GNIS, June 25, 2009(Swansea, ID 24636, ppl., La Paz Co., Ariz; orig. known as Signal; 34°10ʹ12ʺN 113°50ʹ43ʺW; also one other Signal in Mohave Co., Ariz.); Oct. 27, 2016: (name was changed to Swansea, ore sent to Swansea, Wales for smelting)
found: Arizona's names, 1983:p. 598 (Swansea, La Paz County; smelter site)
found: Swansea Townsite, 2003?:inside text (located about 30 miles northeast of Parker, Arizona, once a flourishing copper mining development, now sits in memory of a bygone era; John W. Johnson sold his mining claims in 1904 to the Signal Group; Mitchell, a Swansea born Welshman ...)