I put the screenshots (literally - with my phone) here:
Note the preposterous claim that the 4/15/81 map is the "Backbone" - I
have no idea where that came from. The backbone was first proposed 2
years later. Clearly this is a full map of Usenet as of 4/15/81.
On 6/23/19 4:57 PM, Grant Taylor via TUHS wrote:
I took some photos of the screen with the
earliest maps (the ones
that fit on one screen.) So it's an option to type things in, at
least for the early ASCII ones.
I'd be interested in seeing them. Do you have a place that you can
upload them to?