Timeline of the COVID-19 Pandemic in October 2020 The COVID-19 pandemic, caused by the SARS-CoV-2 virus, continues to impact countries around the world. October 2020 marked a critical phase in […]
Jonas Lek
Introduction Jonas Lek was a prominent Dutch diamond merchant and collector, whose activities stretched beyond the realm of precious stones into the world of philately. His reputation was marred by […]