Type 20; Early Lamps with Curved Sides; Ridge around Filling-Hole. Type 5; Lamps with Incurved Rims; Cut-Out Nozzles. Type 21 B; Curved Rims; Raised Bases. Type 21 A; Curved Rims; Plain Bottoms. Well ... Agora 4 45 L 3444 L 1194 L 1183 L 3299 L 3371 L 3002 U 25:2 G 6:3 ... End of 6th B.C.