Copper Bridle References
- Elisabet Pettersson, Bridle, Still Image, January 10, 2007, 495127, Historiska, http://mis.historiska.se/mis/sok/fid.asp?fid=459127&g=1.
- “Viking Art: The Six Art Styles,” History on the Net, June 8, 2014, http://www.historyonthenet.com/viking-art/.
- “Breeds of Livestock - Gotland Horse — Breeds of Livestock, Department of Animal Science,” n.d., http://www.ansi.okstate.edu/breeds/horses/gotland/.
- William Short, “Land Transport in the Viking Age,” National Museum of Denmark, n.d., http://en.natmus.dk/historical-knowledge/denmark/prehistoric-period-until-1050-ad/the-viking-age/the-grave-from-mammen/land-transport-in-the-viking-age/.