Type 27 A Prime; Small Lamps with Central Tubes; Small Blunt Nozzles; Flat Rims; Unglazed. Type 27 A; Small Lamps with Central Tubes; Small Blunt Nozzles; Flat Rims. Type 26 B; Central Tubes with Covered ... Agora 4 ... Type 24 C; Grooved or Ridged Rims; Curved Closed Bodies ... Type 23 C; Flat Rims; Tall Closed Bodies ... Type 22 C; Curved Rims, Banded or Grooved; Central Tubes