lower center in image: GULIELMO WINDHAM / Armigero, Artium Elegantiorum / Fautori, hanc Tabulam humillime / Dedicat / J. B. Jackson
Mary Jordan Collection.  (Frederick Mulder, London); Ruth Kainen, Washington, D.C., purchased October 20, 1986; Gift to NGA, 2012.
- Kainen, Jacob. John Baptist Jackson; 18th century master of the color woodcut. Washington, 1962: no. 21, undesc state without inscription in lower left