1953 – X convention – UNWLA www.patekphilippe.io webmaster2021-05-08T21:53:10-04:00December 1, 1953|Books and Magazines, Convention Book| Related Posts 2021 – XXXII convention – UNWLA 2017 – XXXI convention – UNWLA 2014 – XXX convention – UNWLA 2011 – XXIX convention – UNWLA