Special to the Star-Telegram One year after his death, hundreds of items from the estate of Van Cliburn are going on sale at Christie’s auction house in New York. The pianist, who died in February 2013, filled his Westover Hills home with items encountered during his world travels — fine art, furnishings, tableware — and selected with a veteran collector’s eye. Two years ago, Cliburn parted with some of his most valuable treasures at a Christie’s auction of what was billed as “The Van Cliburn Collection.” That sale earned almost $4.4 million, beating a presale estimate of $3 million. The...