Are there any guidelines about what sort of stoke width to use for each weight, perhaps in em units? I have noticed that most typefaces seem to use relatively similar weights for regular/book, demi and bold. Any useful rules of thumb etc?
Typophile
Typographic Terminology
whoops thats not the thread title I wanted (auto complete %$
This might help:
http://www.lucasfonts.com/lucasfnt/infos/fredtemp/interpol.html
hhp
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