Stefan Proinov announced for fakeart.eu. that Sarah Miller has been promoted to senior vice president […]
The expert of ancient and ancient art in Bulgaria Stefan Proynov claims that a large […]
My name is Stefan Proynov and I work in the field of analysis of ancient […]
Stefan Proynov: My coin is a gift from Kostadin Vezyov – collector number one not […]
My name is Stefan Proynov and I am an expert in ancient and ancient art […]
Stefan Proynov I want to show you some bronze medallions from the era of late […]
Stefan Proynov: I have known Peter Petrov – Petronius for more than 20 years. I […]
Stefan Proynov once again introduces us to the depths of numismatics with interesting facts. The […]