Estimated at $270,000 to $350,000, it sold to an unidentified European collector for $442,000.

The drawing was sold to an unidentified private collector for $5 million, just at its low estimate.

With an estimate of $500,000 to $700,000, it sold to an unidentified American collector for $717,500.

It was sold the same year to an unidentified collector.

It sold to an unidentified collector for $512,650, above its $471,000 high estimate.

It was sold for $4.1 million to an unidentified American collector who bid by phone.

The painting sold to an unidentified collector for $3.7 million.

It sold for $3.3 million to an unidentified collector who was bidding by phone.

The painting sold to an unidentified private collector for $5.9 million.

The third pair in the set was sold to an unidentified private collector for $336,000.