3a extra hard; no. 4 (35*19*23)
3a extra hard; no. 5 (29*17*19)
3a extra hard; no. 6 (26*15*18)
3a extra hard; no. 7 (23*13*16)
3a extra hard; no. 8 (21*11*14)
3a extra hard; no. 9 (19.5*10*13.5)
3a extra hard; no. 10 (17.5*9.5*11.5)
3a extra hard; no. 11 (14.5*8.5*10.5)
3a extra hard; no. 12 (13*8*9)
3a extra hard; no. 13 (13*7.5*4.5)
3a extra hard; no. 6 and a half (26*15*9)
3a extra hard; no. 7 and a half (23*13*8.5)
3a extra hard; no. 8 and a half (21*11.5*7)
3a extra hard; no. 9 and a half (19.5*10*6.5)
3a extra hard; no. 10 and a half (17.5*9.5*6)
3a extra hard; no. 11 and a half (14.5*8.5*5.5)
3k extra hard; no. 4 (35*19*23)
3k extra hard; no. 5 (29*17*19)
3k extra hard; no. 6 (26*15*18)
3k extra hard; no. 7 (23*13*16)
3k extra hard; no. 8 (21*11*14)
3k extra hard; no. 9 (19.5*10*13.5)
3k extra hard; no. 10 (17.5*9.5*11.5)
3k extra hard; no. 11 (14.5*8.5*10.5)
3k extra hard; no. 12 (13*8*9)
3k extra hard; no. 13 (13*7.5*4.5)
3k extra hard; no. 6 and a half (26*15*9)
3k extra hard; no. 7 and a half (23*13*8.5)
3k extra hard; no. 8 and a half (21*11.5*7)
3k extra hard; no. 9 and a half (19.5*10*6.5)
3k extra hard; no. 10 and a half (17.5*9.5*6)
3k extra hard; no. 11 and a half (14.5*8.5*5.5)
Five layers of extra hard; no. 3 (43*21*27)
Five layers of extra hard; no. 4 (35*19*23)
Five layers of extra hard; no. 5 (29*17*19)
Five layers of extra hard; no. 6 (26*15*18)
Five layers of extra hard; no. 7 (23*13*16)
Five layers of extra hard; no. 8 (21*11*14)
Five layers of extra hard; no. 9 (19.5*10*13.5)
Five layers of extra hard; no. 10 (17.5*9.5*11.5)
Five layers of extra hard; no. 11 (14.5*8.5*10.5)