20X28 cm (7.9”x11”)
Cover Sizes:
19×27 cm (7.5”x10.6”)
Inner Sizes:
18,4×26,5 cm (7.25”x10.45”)

17×24 cm (6.7”x9.45”)
Cover Sizes:
16,5×24 cm (6.5”x9.45”)
Inner Sizes
16,2×23,3 cm (6.35”x9.15”)

15×21 cm (5.9”x8.25”)
Cover Sizes:
15×21 cm (5.9”x8.25”)
Inner Sizes
14,4×20,5 cm (5.65”x8.05”)

13×21 cm (5.25”x8.25”)
Cover Sizes:
13,5×21 cm (5.3”x8.25”)
Inner Sizes
12,9×20,5 cm (5.05”x8.05”)

9×14 cm (3.5”x5.5”)
Cover Sizes:
9,5×14,5 cm (3.75”x5.7”)
Inner Sizes
9×14,2 cm (3.55”x5.6”)