User:Eddie891/Arkansas pearl rush

https://encyclopediaofarkansas.net/entries/pearl-rush-6576/

https://blog.newspapers.com/the-arkansas-pearl-rush/

http://www.ozarkcountytimes.com/news-local-news/ozark-journey-great-ozarks-pearl-rush-seeking-fortunes-ozarks-streams

https://www.kait8.com/story/35836271/region-8s-claim-to-the-pearl-rush/

https://www.arkansasonline.com/news/2015/may/10/a-complex-heritage-20150510/