The Easter house

Originally published in 1974, this gripping novel tells the tale of the Easter family of Ontarion, Iowa. Ansel Easter was a favored minister until he rescued a grotesque creature from a carnival sideshow. His sons, C and Sam, suffer in the shadow of their outcast father until his violent death. C and Sam leave the home their father built for a new beginning, and find fortune building a lucrative business called the Associates -- but when a rash of deaths has the townspeople looking at C and Sam as suspects, they find their father's legacy reaches further than they expect.