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CIL VI, 1658b (+4727) 
Lost base for statue (subject unstated), re-erected by Gabinius Vettius Probianus, prefect of the City. Rome, Forum. 377. 
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Gabinius Vettius Probianus, of clarissimus rank, prefect of the City, ordered that [this] statue be placed [here], which could serve as a fine ornament of the basilica.
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