The Gravensteen (Castle of the Count) at Ghent was the principal domain of the Hapsburgs in South Flanders. This stained-glass panel, thought to have come from this imperial residence, is part of a larger series ordered either by Maximilian I or Charles V.
Inscription: (lower corners) H; (borders) H, four times
Marking: Arms (of Henry, Count of Nassau): Quarterly, 1 and 4, azure, billeté or a lion rampant of the same; 2 and 3, gules, a fess argent; encircled by the Collar of the Order of the Golden Fleece. Crest (on a barred helm): in profile, two wings argent and sable, bound with a fence or, charged with hearts of the same; lambrequins argent and or.
Probably from the Gravensteen at Ghent; Roy Grosvenor Thomas, New York and London (until 1937)
Steinberg, S. H. "A Flemish Armorial Window." The Burlington Magazine for Connoisseurs 74, no. 434 (May 1939). pp. 218–22, fig. E.
Caviness, Madeline H., ed. Stained Glass Before 1700 in American Collections: New England and New York (Corpus Vitrearum Checklist I). Studies in the History of Art, Vol. 15. Washington, D.C.: National Art Gallery, 1985. p. 137.