If you have an interest in international print history here are two great resources to keep you busy. From the Rarebookdetetctive https://www.flickr.com/photos/tallatango/albums and a great infographic on The Largest Print Centres Through Time (1450-1650) https://pwrb.wp.st-andrews.ac.uk/off-to-the-bar-chart-races-the-largest-print-centres-through-time-1450-1650/