Armstrong Sperry, American author and illustrator (d. 1976)
Armstrong Wells Sperry (November 7, 1897 – April 26, 1976) was an American writer and illustrator of children's literature. His books include historical fiction and biography, often set on sailing ships, and stories of boys from Polynesia, Asia and indigenous American cultures. He is best known for his 1941 Newbery Medal-winning book Call It Courage.