1950 S Roosie Help

I was looking at some coins I just got back from Bob Campbell and looking at the large photos and saw this:

Am I seeing things or is this possibly the S over D error? I pulled out my cherry picker's guide and it looks similar.
Here are 400X400 photos of the coin:


Super large images:



Am I seeing things or is this possibly the S over D error? I pulled out my cherry picker's guide and it looks similar.
Here are 400X400 photos of the coin:


Super large images:


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Comments
BTW, this coin is graded by NGC as MS 67 but not with the variety listed.
If I had it my way, stupidity would be painful!