Old portret.Litografiya, reproduction or painting?

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Help, please, deal with the portrait. Lithograph, reproduction or painting? In antique shops (online) that's got such different answers. Downstairs, below the image, the inscription in full (very small) in the Romanian language. Translation: N40 Reproduction is forbidden! (another translation-Playing halted!) Storage painting J. Saraga and S. Schwartz, Bucharest ul.Shelari 7. "I found out the inscription on the reverse side of the portrait, half-obliterated. Perhaps someone has information about the author? thanks in advance.