Awesome

That rearend, not yours, looks mighty fine

. Nice early serial # too! Not sure if snowthrower driveshaft fits but came across this:
http://ihccw.com/IMG_8656_11.JPG. Saw that on ihccw.com and it's a REAR PTO INTERMEDIATE SHAFT SPLINE COUPLING ASSEMBLY!! I'm thinking that would work, man I'm getting hungry for some reason

Nice score Duke, I'm sure we can find you the rest of the tractor when I come down