ASDA American Stamp Dealer Association (USA). PTS Philatelic Traders Society (UK). APHV Bundesverband Deutscher Briefmarkenhandel (DE).
NVPH Nederlandse Vereniging van Postzegelhandelaren (NL). Messy, but nicely filled, MNH, mint hinged and used. Partly double stamp collection combinations of. In which better items such as (Michel no's): K17. K18, WZ9 (2x), WZ10 (2x).Stamp booklet 41, 46, 47, etc.