I downloaded them all. They can also be accessed via Wayback Machine if the site were to die.
His Twitter page says he’s an aircraft spotter. He works at EUROCONTROL, a major provider of air traffic control in the European Union. Also part-time NCO in the Royal Netherlands Army. Would say he is nothing less than legitimate.
They still work, but there seems to be an issue getting into the individual aircraft listings from the master list that shown the maker & type (USN/USMC). It's not with all - or even most aircraft types - but if it shows up you can google "F4D Joe Baugher" then click on the "F4D Skyray" entry and you can then look at all the entries for that aircraft.
That only covers the serial number lists.
joebaugher.com is still up as of the time of this post and still has those pages.
