His most recognized work is the 1917 World War I recruiting poster for the Tank Corps titled, "Treat 'Em Rough!

[3] During his career, Hutaf was friends with writers Christopher Morley, Ogden Nash, and Robert Benchley.

[11] Hutaf served as the chairman of the poster committee in the First Annual Exhibition of Advertising Paintings and Drawings of the Art Directors Club.

[12] Throughout his career, Hutaf created artwork for postcards, theatre programs, sheet music, book illustrations, and national advertisements.

[4][6] The subjects for most of his art were children, as evidenced in his series of postcards, "Candy Kids," "Little Hayseeds," and "Blacktown Babies."