This is the RPM your coin is, OP ....
http://varietyvista.com/05%20JN%20RPMs/1944DRPM003.htm
Here's a study on oxidation on coins . https://prezi.com/auazdqmqgxwi/study-of-oxidation-on-coins/
Carbon spots are like rust on metal, there's noway to stop it from spreading ..
Looks like there's carbon spots, in that whole area .
That's a good one ...
What's with the date, being so close to the chin ? Looks like it stamped in the vest ?
I'm in the fake camp, myself ....
Separate names with a comma.