I am trying to help my neice find out as much information on her biological father as possibble. His name was Bill schwegman.He was a Souix Chief on the Rosebud reservation. His wife's name is Hazel.He has several children. He passed away back in the early 80's I believe. He died shortly after open heart surgery. he traveled a lot teaching at various Universities about life on the Rosebud reservation. he wrote a book entitled, "Sundance at Rosebud in Pine Ridge." PLease help us find any infroamtion
you may have, as this is important to my neice because some serious medical conditions she is currently sufferring from.