Graphite, coloured pencil, wax crayon and ballpoint pen on paper
Signed and dated 'Cy Twombly, 64' (centre left edge)
Galerie Friedrich + Dahlem, Munich; Private Collection, Germany; Acquired from the above by the present owner in the 1980s
Munich, Galerie Friedrich + Dahlem, Cy Twombly. Notes from a Tower/The Artist in the Northern Climate, 1964 (illustrated, unpaged). Munich, Pinakothek der Moderne, Neue Kunst USA. Barock - Minima, 1968, no. 20.