Image matters, even for icons: For the last 20 years of Frank Lloyd Wright’s life, Pedro (‘Pete’) Guerrero was the great architect’s personal photographer. The long-time resident of Florence, a small town south of Phoenix, Guerrero took not only some of the last pictures of Wright and his work but also some of the best. Make a quick f-stop and get some new perspectives on America’s greatest architect. And focus a moment on Pete, too, a delightful man, now passed.