The First Patek Philippe Automatic Wrist Watches - Ref 2526 and the first Automatic with Date 3445

The First Patek Philippe Automatic Wrist Watches - Ref 2526 and the first Automatic with Date 3445 http://www.hodinkee.com/blog/2009/3/18/pateks-perfect-watch-happens-to-be-their-first-automatic-a-r.html http://www.hodinkee.com/blog/2010/4/8/patek-philippes-first-automatic-watch-in-pristine-condition.html http://people.timezone.com/library/horologium/horologium631672832368975787