The frontier West

http://www.slideserve.com/odessa/u7-western-expansion-to-gilded-age-1865-1900

http://waterandpower.org/museum/Early_City_Views%20(1800s)_Page_2.html


https://www.blackcowboys.com/maryfields.htm

https://www.pinterest.com/explore/black-cowboys/

http://ucsdnews.ucsd.edu/pressrelease/geisel_library_exhibit_sheds_light_on_chinese_workers_who_built_transcontin




https://www.texasbeyondhistory.net/forts/frontier.html

http://www.americanyawp.com/text/17-conquering-the-west/

http://femaletalk.com/article/3-black-women-who-helped-shape-old-west

http://wwwpicturespapersfromthepst.blogspot.com/2011/01/

https://thesocietypages.org/socimages/2011/03/10/black-men-and-women-of-the-old-west/