Here’s a pearl of wisdom. After 360 years, an art historian has allegedly solved one of art history’s most enduring mysteries — the identity of the subject in the “Girl With A Pearl Earring” painting. Art expert Andrew Graham-Dixon dropped this alleged bombshell in a recent Times of London article ahead of the release of his new book “Vermeer: A Life Lost and Found.” In it, it was disclosed that the artist who painted the iconic opus in 1665, Johannes Vermeer, almost exclusively worked for