I stumbled across this site, Historyshots, which sells posters that visualize historical events, from sports to military. While I didn't see any economic posters like mine, their work looks very impressive, at least on the web. I will have to order a couple to take a closer look. On a side note I thought the navigation of their new site is unique if a little confusing. I refer to the numbers across the top of the page, which link to individual posters. I wonder what will happen when the reach their 52th poster
Information Graphics - HistoryShots
