You may have to box the fork and ship it to someone who does fork repairs. It's getting harder to find local shops that will do this kind of work, but there are bike shops online and members of this forum that can straighten a fork.
Check here:
Mail order Fork & Frame Services offered for American Balloon tire bicycles 1935 through 1955! Featured Service: I can rework your donor fork for a perfect fit in your application! Basic re threading and re sizing of ladies headtube length fork to men's length or desired under sizing with...
thecabe.com
www.yellowjersey.org
Fork repair is something you can do with the right tools, but it's not a beginner repair if you're relatively new to old bikes.