Julia Koch, widow of David, who was one of the few people in residence at 740 Park Avenue who granted an on the record interview for my book on the building, has sold their former home there, bought in 2004, for a staggering $28 million profit, reports The Real Deal. The richest woman in New York just got a little richer. Go, girl. It’s a long way from selling schmmates at Adolfo! UPDATE: H/T to Jennifer Gould at the New York Post for mentioning the book today.