Quote:
Originally Posted by MikeF74
I never realized until I saw this picture that the various A-sizes came from the successive cutting in half of a larger standard size of paper... the A0.
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This is also basically true of US sizes (except for legal). A size (letter) is doubled on one edge to get B size which is doubled on one edge to get C size, etc. There is also 1/2 A.
Dale