The David Rumsey Map Collection, known for its many browsable historical maps, now has a “data visualization” subject tag. This means you can now quickly access over 1,000 charts that date back centuries. I’m not sure how long the browser has had the filter available, but I’m glad it does. [via @srendgen]
Rumsey Collection with a data visualization subject tag
How to Spot Visualization Lies
Many charts don’t tell the truth. This is a simple guide to spotting them.