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markemark

Veteran

How can there only be one character for manufacturer. That would allow for 36 and there must be way more than that
 

classic33

Leg End Member
A+chart+shows+the+various+Size+A+and+B+paper+dimensions.jpeg
 

classic33

Leg End Member
I was amazed when I found out that each paper size can be made by folding the size one up in half

very sensible
You only just realised?
 
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