world parkinson day

World Parkinson's Day on April 11, 2025

Written in: Dutch • Randy Koo • April 11, 2025

Every year on April 11, attention is drawn to Parkinson's worldwide during World Parkinson's Day. This is the birthday of James Parkinson. He became known for his publication (An Essay on the Shaking Palsy) in 1817. This has...

Ode to Rob de Nijs (1942 – 2025)

Written in: Dutch • Randy Koo • March 21 2025

Rob de Nijs has passed away at his home in Bennekom at the age of 82. Rob had been suffering from Parkinson's disease for some time. Rob was a Dutch singer and actor. In his career, which spanned more than six decades, he grew into...

Vincent Tromer over North Sea shells: So don't buy it.

Written in: Dutch

Peter over Delta Works: The Netherlands and water with climate adaptation: Thank you very much for the nice explanation of the design.

Written in: Dutch

Lars over Delft Blue Ceramic stamp a 'deception stamp': Now just get those blueprints out of the catalog..

Written in: Dutch

Erik Boeré over Delft Blue Ceramic stamp a 'deception stamp': The best solution is probably to ignore the ceramics stamp altogether. Fortunately, as the NVPH/Catalog Committee, we already have…

Written in: Dutch

Yvonne Kruse over The piss-pots of Tilburg: What a nice article, Willem!

Written in: Dutch

Willem over Stamp Day 2026: “I would like to know . . .?”: The Delta stamps can already be found on Marktplaats. A beautiful design! In my opinion, that is an example of how collectors want it.

Written in: Dutch