Bidspirit auction | Lot of two plates, Roman

Lot of two plates, Roman workshops 18th century - 1) Rectangular bronze plaque with dark brown patina; 78 x 55 mm; 119 g. Roman soldier Augustus? shows the way to Sibyl who holds a parchment in her hands; behind another soldier. Raised border with plant motifs. Bibl. Not found in the texts consulted. 2) Rectangular bronze plaque with dark brown patina; 78 x 54 mm; 113 g. Female figure in the foreground, another bowed figure (allegory of the river TIBER?) behind them three Roman soldiers. Raised border with vegetal motifs. Bibl. Not found in the consulted texts