• John Plumb, Untitled, 1965
    Untitled, 1965
  • John Plumb, Blue Shift on Red Field, 1968
    Blue Shift on Red Field, 1968
  • John Plumb, For the Hawk, 1977
    For the Hawk, 1977
  • John Plumb, Untitled, 1977
    Untitled, 1977