Dr. Ladislav Kesner, curator of the department of medieval Bohemian paintings in the National Gallery at Prague, has identified the present panel as part of the Strahov Triptych of c.1505 by the Master of Litomerice (Leitmeritzer Meister), who was court painter to King Vladislav II in Prague and was the foremost Bohemian panel painter in the years around 1500. An exhibition of his work, organised by Dr. Kesner, was held in Litomerice in 1989.

The present panel is the lower half of the left wing of the Strahov Triptych. The central panel, showing the Visitation, and the right wing, with the Nativity and the Flight into Egypt, and the Virgin Annunciate on the reverse, are in the National Gallery at Prague (J. Pesina, Tafelmalerei der Spätgotik und der Renaissance in Böhmen 1450-1550, 1958, pls.157-63; J. Kláster, Sbírky Národní Galerie v Praze. Staré Ceské Umení, 1988, p.77, nos.82-4, illustrated, and colour pl.8). The right wing has been cut into two in the same way as the left wing evidently has