It is interesting how an apprentice bespoke tailor simply dismisses all of the old pre-metric measures when he writes:
You can see this in context at: http://rbakkerkleermaker.blogspot.com/2010/05/patterns-cloth-marking-pattern-drafting.html
Interesting article. Even more interesting is the fact that he uses cm throughout. Presumably this hasn't hampered his use of the metric system too much.
Tom Wade