Sites I've used............
A -  The site that offers conversions for weights, measures
B - Brothers Keeper Win6.  Perreaux Genealogy
E- You might find your missing gun parts here.  This is the only company that I found that would ship gun parts into Canada
C - Tech Support of the best kind -
D - If your building a website you will need these folks
F - Plan your next trip Properly
email John Steed, he manages this program