Grim Natwick

Myron "Grim" Natwick was born in 1890 in Wisconsin Rapids, Wisconsin, where he is still considered a favorite son and, throughout his lifetime, displayed exhibitions of his work there. He is best known as the creator of the animated character, "Betty Boop", which often in the past was credited to Max Fleischer as she debuted in his "Out of the Inkwell" series. Natwick also worked for Disney Studios and worked on the film, Snow White and the Seven Dwarfs (1937), as the lead animator of the character. Mr. Natwick was given a huge tribute party for his 100th birthday. He died not long after and received tributes from many of the famous in the animation field. He was considered one of the masters of his craft.  - IMDb Mini Biography