Haha, how funny, I was looking at them and thinking "These are darn cool, but they seem way too 50s-60s styled and not futuristic enough for TRON." And then I go and open up one as an individual file and I see that it's supposed to be from the 50s haha I feel kinda silly now.
Anyway, I absolutely love the last three:
And I adore the 50s styling!