Warren MacKenzie (American, 1924-2018). Set of four studio pottery ceramic chalices. Stoneware in a dark blue "MacKenzie Blue" glaze. Each stamped along the footrim along the underside.

Warren MacKenzie was a renowned Minnesota studio potter. A student of Bernard Leach and Shoji Hamada, he is credited with bringing the functional Mingei tradition to the United States, and spreading it through his own art and mentorship of students during his long tenure at the University of Minnesota.
Each, height: 4 1/2 in x diameter: 3 1/4 in. There are no major cracks, losses, or restorations. There are minute chips along the exterior rim of each cup. Minute firing flaws throughout. All items have very light wear along the underside, consistent with age and use