Don't underestimate the skill required to do that. I'd you lived on $50 a month, then repairing a crank instead of buying a new one is your only option, nice to see it being repaired instead of trashed.
Even Alan Millard doesn't attempt that as he builds up pressed cranks.
I thought the journals would be case hardened?
Did anyone notice the popcorn bag used as foot protection when welding?