Here you find links to other interesting websites.
Philatelic organisations:
- FIP, Fédération Internationale de Philatélie: http://www.f-i-p.ch/
- APF, Australian Philatelic Federation: http://apf.org.au/
- KNBF,Koninklijke Nederlandse Bond van Filatelistenverenigingen: https://www.knbf.nl/
Websites about forgeries
- FIP Fakes and Forgeries Commission: http://www.fipfakesforgeries.org/fip/
- Stamp Forgeries: http://stampforgeries.com/
- The Philatelic Foundation – Fakes and Forgeries: http://www.philatelicfoundation.org/educational-resources/fakes-and-forgeries/
Stamp Societies
- ASNP, American Society for Netherlands Philately: http://asnp1975.com/
- ZWP, Studiegroep Zuid-West Pacific: http://www.studiegroep-zwp.nl/
- Dai-Nippon, Occupation of Dutch East Indies and early Indonesia: http://www.dai-nippon.nl/
- Po & Po, Poststukken & Poststempels: http://www.po-en-po.nl/