 He also contributed the illustrations for "Snoot If You Must," by Lucius Beebe, a noted raconteur of New York's cafe society (1943, D. Appleton-Century).However, Irvin had joined an advisory board to help launch "The New Yorker" and then worked on the staff of "The New Yorker" as an illustrator and art editor.The magazine's first cover, of a dandy peering at a butterfly through a monocle, was drawn by Irvin; the dandy replaced at the last minute a drawing of theater curtains revealing the skyline of Manhattan.