Jean Paul Slusser is a well known name in Ann Arbor, Michigan and my (and his) alma mater, the University of Michigan School of Art and Architecture. He was a professor at the University of Michigan, Director of the University of Michigan Museum of Art, and was a founder of the popular Ann Arbor Street Fair. You can see examples of his work at the websites for the Detroit Institute of Arts, the Broad Museum at Michigan State University, and the Wayne State University Art Collection.
Slusser created one post office mural: Laying the Erie and Kalamazoo Railroad (Blissfield, Michigan).