Books Paper Sizes List

FormatWidth × Height (mm)Width × Height (inches)
Folio304.8 × 482.612.0 × 19.0
Quarto241.3 × 304.89.5 × 12.0
Imperial Octavo209.55 × 292.18.2 × 11.5
Super Octavo177.8 × 279.47.0 × 11.0
Royal Octavo165.1 × 2546.5 × 10.0
Medium Octavo165.1 × 234.956.5 × 9.2
Octavo152.4 × 228.66.0 × 9.0
Crown Octavo136.525 × 203.25.4 × 8.0
12mo127 × 187.3255.0 × 7.4
16mo101.6 × 171.454.0 × 6.7
18mo101.6 × 165.14.0 × 6.5
32mo88.9 × 139.73.5 × 5.5
48mo63.5 × 101.62.5 × 4.0
64mo50.8 × 76.22.0 × 3.0
A Format110 × 1784.3 × 7.0
B Format129 × 1985.1 × 7.8
C Format135 × 2165.3 × 8.5