Interior of a Gothic Church by Day, probably ca. 1635?40, Oil on copper, 5 1/8 x 6 1/2 in. (13 x 16. 5 cm), Paintings, Pieter Neeffs the Elder (Flemish, active 1605?1656/61), and Frans Francken III (Flemish, 1607?1667), Pieter Neeffs the Elder was the most prolific Flemish specialist in architectural views during the first half of the seventeenth century. Minute detail, artful illumination, and above all perspective effects- enhanced in these small works on copper by simulated marble frames-were designed to entrance private collectors