American Printing History Association is the learned society dedicated to the history of printing and related arts and crafts.
According to PR-model, printinghistory.org is ranked 46,556th in multilingual Wikipedia, in particular this website is ranked 32,168th in English Wikipedia.
The website is placed before w-holdings.co.jp and after lifestylefood.com.au in the BestRef global ranking of the most important sources of Wikipedia.