That’s pretty cool!
I couldn’t find that link in my 1971 463X0 Tech Training at Lowry, AFB, CO.
Pretty sure they’ve even changed that Nuclear Weapons skill code.
There are some excellent article on his web site too. The ones about the Demon Core and the Blue Glow were particularly interesting. They are always well written and scientifically sound without pop culture level filler for dunderheads like we so often see in supposed scientific books meant for mass consumption.
That's not surprising, given the internet's precurser ARPANET was only invented in 1969, and the internet wouldn't really lift off until about 1994.
However, googling that 463X0 code you mention leads to a minor Cold War story:
"Certain characteristics of the W-87 warhead were classified," it says. ...