Here’s another round of pics from the 1961 Four Corners trip his father-in-law and his father-in-law’s father took.  You can see the earlier round here.

Now, for a bit of trivia, the four corners monument is actually 1800 feet away from the real point where the four states meet.  You can learn why here.

And here they have arrived at the Four Corners, a place which looks a bit different than it looks now!