
References
^ (2012). Men with Sand : Great Explorers of the North American West ISBN 9781560446200 (revised Dec 2013)^ John Moring (1998). Men with sand: great explorers of the North American West, Globe Pequot. Wiki. ISBN 9781560446200 (revised Apr 2012)^ John MoringMen with Sand: Great Explorers of the North American West, TwoDot. Amazon. ISBN 9781560446200 (revised Nov 2014)
|