Marshall DuBock Watercolor “Sankaty Light” Consign Now DeptFine Arts, Nantucket ArtSize23 ½ in. x 16 in. Overall 34 ½ in. x 26 ½ in. Marshall DuBock (b. 1943) “Sankaty Light” watercolor, signed lower right DuBock ’66 23 ½ in. x 16 in. Overall 34 ½ in. x 26 ½ in. Please note that this auction has ended. Click here for an overview of this auction.