lower right in graphite: C. Boltanski / 1991; lower left in graphite: O.K.
- Thirty-five Years at Crown Point Press, National Gallery of Art, Washington, 1997, no. 129*, as Gymnasium Chases: Title Page.
- Thirty-five Years at Crown Point Press. Exh. cat. National Gallery of Art, Washington; The Fine Arts Museums of San Francisco, 1997-1998: no. 129*.