The map of the Internet¹ in 1969 makes for an evocative constellation. It's a wonderful demonstration that decentralization plus interoperability can create a world changing system starting with just four nodes².
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¹: ARPANET, although close enough for gov't work
²: As well as a ton of research and investment
I see it's the PDP-10 which is out on a limb...
https://www.scientificamerican.com/gallery/early-sketch-of-arpanets-first-four-nodes/
@th