Membre Corr. Etranger                    08.10.2016

Collections :

* The Postal History of Belgium to 1815
* The Postal History of Antwerp.
* Registered mail of Luxembourg and the Netherlands.
* The Postal History of Amsterdam

Publications :

* Numerous articles on the postal history of Belgium in BELGAPOST, Journal of the Belgian Philatelic Study Circle

Membre Académies Étrangères et/ou Soc. savantes :

* The Royal Philatelic Society London.
* The Society of Postal Historians.
* The Belgian Philatelic Study Circle
* The Postal History Society
* The Forces Postal History Society
* The Netherlands Philatelic Circle.
* TPO and Seapost Society.

Fonctions philatéliques :

* President, Librarian, Webmaster, Journal Technical Editor of the Belgian Philatelic Study Circle
* Committee Member for International Development, the Postal History Society
* Committee Member and Librarian of the Forces Postal History Society
* Past Chairman and Secretary of the Spalding Stamp Club