Here's the first frame & fork: there's no label saying what model it is, just one that says "21-speed."
There's also this Trek Antelope:
And a mystery frame. This one had a really lousy rattle-can paint job, which I scrubbed off to reveal.... another rattle-can paint job
Looks like the original color was deep blue. Lightweight welded steel frame. It's set up to have brakes underneath the chainstays. I'm really curious to figure out what this one is.