lower left in graphite: VIII/X; lower right in graphite: James A. Turrell
Joshua P. Smith, Washington, DC; purchased 1996 by NGA.
- Ratcliff, Carter. "James Turrell's Deep Sky." The Print Collector's Newsletter Vol. XVI No. 2 (1985): 45-47.
- Fine, Ruth and Ritchie, Charles, M. The 1980s: Prints from the Collection of Joshua P. Smith. Washington, D.C., 1990: 106, no. 111 repro.