At the beginning of The Scarecrow of Oz, L. Frank Baum's Oz book for 1915, the characters Trot and Cap'n Bill are captured by a whirlpool while out boating. This incident starts their series of adventures, leading them to the land of Oz.
While Irwin worked on other projects, Bill did the layout and hand painted the figure which was then kiln fired for permanence. The completed window features a wide variety of textured glass, as well as pressed jewels in the upper corners which enhance the three dimensional look of the finished piece.