Aber, J.S. (2007). Emporia State University, Emporia, KS. Charles Hazelius Sternberg and Sons, George F., Charles Mortram and Levi. History of Geology. Retrieved 4/29/2013 from http://academic.emporia.edu/aberjame/histgeol/stern/stern.htm
Everhart, M. (2010) Oceans of Kansas. Charles H. Sternberg, Fossil Hunter, 1850 – 1943. Retrieved 4/29/2013 from http://www.oceansofkansas.com/CHStrnbrg.html
San Diego Natural History Museum. Charles Hazelius Sternberg, 1850 - 1943. Retrieved 4/29/2013 from http://www.sdnhm.org/about-us/our-museum/history/sternberg-charles-hazelius-1850-1943/
Everhart, M. (2010) Oceans of Kansas. Charles H. Sternberg, Fossil Hunter, 1850 – 1943. Retrieved 4/29/2013 from http://www.oceansofkansas.com/CHStrnbrg.html
San Diego Natural History Museum. Charles Hazelius Sternberg, 1850 - 1943. Retrieved 4/29/2013 from http://www.sdnhm.org/about-us/our-museum/history/sternberg-charles-hazelius-1850-1943/