All of the Rembrandts in Mrs. Gardner’s collection were produced by the early 1630s, when Rembrandt was only 26 or 27 years old (though his sensitive self-portrait — which wasn’t stolen — dates from four years earlier). He had already achieved a dazzling technical skill. Later images might be more profound, more searching, but these earlier masterful works were what made him famous.
Rembrandt painted many couples, some in very large formats. But the vast majority of these portraits are actually "pendants" — two separate canvases each picturing one member of the usually married couple. “A Lady And Gentleman In Black” is probably Rembrandt’s first double portrait including both figures on the...