Several years ago, while snapping up Red Sox programs from the late 70s on eBay, I discovered the wonderful artwork of Otis Shepard.
Shepard was an illustrator who worked for William Wrigley, Jr., and was the art director of Wrigley's Gum for more than 30 years.
My ignorance about illustrations and art in general precludes me from saying much about Shepard's work. I simply love it. Here are some examples: