stamped on central medallion: FORNARI ROMA; stamped at top on heads of cherubs: AF; marked at top on heads of cherubs, several times with the _bollo camerale_ (treasury seal or assayer's mark)
Possibly Luigi Braschi Onesti, duke of Nemi [1745-1816], Rome and Nemi. private collection; acquired by Barbara Piasecka Johnson [1937-2013], London, by 1989; (her sale, Sotheby's, London, 8 July 2009, no. 31); (Galerie J. Kugel, Paris); purchased 26 October 2012 by NGA.
- Opus Sacrum. From the collection of Barbara Piasecka Johnson, Royal Castle, Warsaw, 1990, no. 78.
- González Palacios, Alvar. Il gusto dei principi : arte di corte del XVII e del XVIII secolo. 2 vols. Milan, 1993: 1:301-302; 2:250-251, figs. 501-502.
- Levkoff, Mary. “Giovanni Antonio Fornari, Holy-Water Stoup.” National Gallery of Art Bulletin 48 (Spring 2013): 26-27, repro.