The three lancets on the left were originally placed over the
three on the right in the north nave of the former Carmelite
church at Boppard-am-Rhein near Koblenz. The slender, elongated
figures enveloped in soft, trailing drapery and placed under
soaring canopies suggest that the glass painter was well versed
in the prevailing style of the Lower Rhineland, particularly
that of Cologne. The marked preference for grisaille (shades of
gray), both in drapery and flesh tones, further indicates a
Cologne connection. At the left Saint Servatius, bishop of
Tongres, holds a key presented to him by the pope in recognition
of his fight against heresy, symbolized by the dragon he
tramples. The antiheretical reference is echoed below by Saint
Michael, who weighs souls and tramples evil. The Virgin appears
in a robe adorned with representations of corn or wheat, an
iconographic type stemming from litanies of the Virgin likening
her to a field of grain nourishing humankind with the bread of
life. Beneath her are the arms o