Stamp 2020, Netherlands - Personal stamps TNT/PNL Rien Poortvliet, horses 3v m/s, 2020 - Collecting Stamps - Freestampcatalogue.com - The free online stampcatalogue with over 500.000 stamps listed.
Rien Poortvliet: Horses and ponies (2014) - Netherlands - LastDodo
Rien Poortvliet's HORSES First Edition 1st Printing 1978 - Etsy
First copy book Rien Poortvliet for Prince Bernhard, Princess Beatrix, May 18, 1978, books, horses, princes, princesses, The Netherlands, 20th century press agency photo, news to remember, documentary, historic photography 1945-1990, visual