The Collector’s Series: the Breguet Type XX that ignited Brice’s Passion… By Frank Geelen 27/08/2015 12 min read
WatchTime Wednesday – Patek Philippe Calatrava 5196j vs. A. Lange &… By WatchTime 08/04/2015 8 min read
Peter Chong’s book about the Lange and Söhne Pour le Mérite Collection By Frank Geelen 13/07/2011 4 min read