s estimates: $800,000 - 1,200,000 (for the pair); they would be offered as two separate lots, $400,000 - 600,000 each. Leon's tax cost: $2,443,856 Pierre Paul Prud'hon Portrait de Madame P4an de Saint-Gilles Sotheby's estimates: $200,000 - 300,000 Leon's tax cost: $453,688 ** Charlie and I agree that Ch