BGR BGR000018 18 hexagonal
BGR BGR000020 20 hexagonal
BGR BGR000022 22 hexagonal
BGR BGR000025 25 hexagonal
BGR BGR000030 30 hexagonal
BGR BGR000032 32 hexagonal
BGR BGR000035 35 hexagonal
BGR BGR000040 40 hexagonal
BGR BGR000045 45 hexagonal
BGR BGR000050 50 hexagonal
BGR BGR000055 55 hexagonal
BGR BGR000060 60 hexagonal
BGR BGR000065 65 hexagonal
BGR BGR000070 70 hexagonal
BGR BGR000075 75 hexagonal
BGR BGR000080 80 hexagonal
BGR BGR000090 90 hexagonal
BGR BGR000100 100 hexagonal