This is at the same time a continuation to what may become a loose series, namely, “Things on the Web that aren’t what they seem to be”, and the beginning of an entirely new one. Anyway, this is the story of two photos that are rather well known in the context of computer history. You may even have seen one or the other popping up on a website.
Observations on information spread and authenticity of well-known objects on the Internet. (Also, a visual whodunit. And a new reference image.)
When I was recently reviewing various versions of image files representing Charles Joseph Minard’s famous chart of Napoleon’s Russian Campaign of 1812-1813 from 1869 for my discussion of the subject (see below), I noticed something peculiar: While there are various scans of the graphic available on the Web, in varying resolution and compression quality, almost all of them seem to depict a single, uniform object. However, there are just a few exceptions. Notably, these exception differ in the weight of the black print, especially the stroke widths of any black lines and by this the overall balance, and color. Most notably, these few exceptions can be traced back to just two authentic sources, both official image from French libraries. Something peculiar seems to be going here. — Time to investigate…