When a world-famous artist begins to lose her eyesight and puts down her brushes, it is a tragedy. When she starts to paint again, it must surely be a miracle.In late summer 1975, John Poling left college to wander the beauty of northern New Mexico and wound up in Abiquiu doing odd jobs for Georgia O'Keeffe. Never did he imagine that one day O'Keeffe's request for help in preparing a canvas would lead to a two-year collaboration that would prove the most rewarding yet the most painful of his life.