When was a4 paper size invented

The dimensions of Letter on the other hand, doesn't have any mathematics dimensions that can be compared to different size imperial paper easily. A4 paper became a standard in the late 's. However, even though the ISO standards were introduced in the early 20th century, it took more than 50 years for these paper dimensions to be recognised world wide.

Today, A4 is used by most countries around the world. With the exception of the USA and Canada. However, the most common page size in these countries is still 'Letter Size', along with other imperial page sizes. A4 size is the most common paper standard in the world. Search Blog. We appreciate that every business is different, from reliable business printing, poster and banner printing, creative graphic design or innovative online solutions, we can help you achieve your current and future business goals.

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Learn more in our Cookies Policy Accept. For larger sizes, we used "foolscap" 13 in. Twice the size of foolscap was "brief " 13 in. They are now written on A4. We also used "Octavo" 5in x 8 in for short letters but gaining in popularity for this purpose was "sixmo". This was a further curious size, half the size of foolscap 8 in x 6.

British sizes of papers were different from those used in North America and which remain in general use there. American Quarto was and is 8. American Foolscap is 8. All this caused endless complications in my office when photocopiers came in and when we had to copy from American to British paper or vice versa.. It still happens, of course, between American Quarto and A4 which are roughty, but only roughly the same size. No doubt other countries had their own peculiar sizes.

In other words Chaos ruled on an international scale until the International paper sizes became widely used.