Black and white image of a wall, on which hang two pieces of graph paper covered in various markings. A wire hanger hangs over one paper, and thumbtacks in the shape of a hanger cover the other. A string is taped to the top paper near a group of nails and the hand-written words Nail Check.
Color image of a wall on which check marks and X's are drawn. Attached to the wall are three airline boarding passes and a colored picture of a bird on graph paper. Groups of words are also written on the wall: Board, Bird, Chart, Check, and Forbid, Flight. Edition: 5/15.
Color image of a white piece of paper with pencil markings, topped with green leaves and two blue paper dogs. Covered with a metal grate. Edition: 1/25.