Ghent Altarpiece by Jan van Eyck Early Netherlandish · Jan van Eyck · 1432 · Belgium Twelve folding panels of unmatched detail. Stolen seven times across its history; the Just Judges panel has been missing since 1934.
The Arnolfini Portrait by Jan van Eyck Early Netherlandish · Jan van Eyck · 1434 A merchant and his wife in a Bruges interior. The convex mirror on the back wall reflects two more figures — one of them possibly the painter.