Constantius I Chlorus (305-306). AE Follis. Serdica mint. Obv. IMP GAL VAL CONSTANTIVS P F AVG. Laureate head right. Rev. GENIO POPVLI ROMANI. Genius standing left, sacrificing from patera over altar and holding cornucopia; in right field, Δ; in exergue, •SM•SD•. RIC VI 12a. 8.38 g. 27.00 mm. RR. Very rare. VF/Good F.