In 1916 , in the wake of the Central Powers ' invasion , the valuables of the National Bank of Romania , together with many other valuables ( the Romanian Treasure ) were sent to Moscow for safekeeping , but were never returned ( except for the Pietroasele treasure - now on display at the National Museum of Romanian History , the numismatic collection of the National Bank , some paintings and archives ) .
All valuable objects of the National Bank of Romania and the Romanian Treasure were sent to Moscow for safekeeping .