Cape Cod School Oil on Artist Board, “Mother and Son Collecting Seashells, 20th Century Consign Now DeptFine ArtsSize16 in. x 20 in. Framed 17 in. x 21 in. Cape Cod School Oil on Artist Board, “Mother and Son Collecting Seashells, 20th Century, mixed media, watercolor and graphite pencil on hard paper stock, signed indistinctly lower right 16 in. x 20 in. Framed 17 in. x 21 in. Please note that this auction has ended. Click here for an overview of this auction.