An antique hand painted porcelain plaque by KPM. The Konigliche Porzellan-Manufaktur Berlin, or KPM, was one of the most influential porcelain factories in 18th-century Germany, and it still operates today. KPM is revered for its porcelain plaques depicting historical scenes or copies of famous paintings. The lot is a plaque depicting Peter the Great, 1672-1725, a Russian emperor from the Romanov dynasty, on horseback. Signed Wagner in the lower right and titled on the backside. Ornamented golden frame. Collectible Handpainted Porcelain For Interior Design.