Data visualization may be a new buzzword (a few years old ) but the need to represent whole lot of numbers with easy to view and understand images has existed over the centuries. Just view the two images in this post to see how good the attempts done by two extraordinary people were. Inspiring stuff.
Image drawn by Florence Nightingale, Year 1856
Image drawn by William Playfair, Year 1786
Image drawn by Florence Nightingale, Year 1856
