Table of Paper Sizes From B0 to B10 ; B4, 250 x 353 mm, 9.8 x 13.9 in ; B5, 176 x 250 mm, 6.9 x 9.8 in ; B6, 125 x 176 mm, 4.9 x 6.9 in ; B7, 88 x 125 mm, 3.5 x 4.9 ...
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