Does the breather vent on my 1973 Hodaka 125 94A screw out?

How do I remove the breather on the top of the crankcase for my 1973 125 Hodaka 94A?

I have a pristine 1973 or 2004 125 Wombat. I had it serviced in 2006 then parked it in my dry shed. All cleaned up and juiced and slowly driving it around to check for issues. Came in the driveway, stopped & looked down to see oil running to ground. It was pooled on the top of the gearbox and ru...