on verso, signed by artist, center in graphite: For Herb and Dorothy / (c) 1987 Timothy Greenfield-Sanders
Timothy Greenfield-Sanders; gift to Dorothy and Herbert Vogel, New York; gift to NGA, 2007.
- 1999, Mary Boone Gallery, New York, NY, "Art World."
- Greenfield-Sanders, Timothy. Timothy Greenfield-Sanders Art World. New York: 1999.