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Circus Maxentius Plan.svg Afbeelding komt uit William Smith LL Dictionary of Greek and Roman Antiquities John Murray London Publiek Domein Afbeelding komt van de LacusCurtius website van Bill Thayer en is door mij bewerkt pxCircusMaxentiusPlan UTC pxCircusMaxentiusPlan ColdEel derivative work Blleininger talk To SVG blleininger