Now thats a belt sander
There are a couple of good ideas for the larger crucible furnace here.
Nice jig for the bench grinder.
The picture above was in the Canadian machinery magazine, I thought I had seen it before, sure enough I found the write up with the picture below in one of the ICS textbooks.
Nice idea for a mini cupola
I seem to have a liking for these older radial drills, might be a nice project to build a small, scaled down, fully working, model.
You will need a source of compressed air but I don't think there's much this beast couldn't melt.
Very nice shop sized turret lathe. Just the machine if you are producing a number of parts requiring up to half a dozen repetitive operations quickly.