I can't tell because my monitor is slightly blurry. It could be mechanical doubling, RPM-002, RPM-003 or a new discovery.

varietyvista.com/05%20JN%20RPMs/RPMs%201942D.htm

Are we looking at the same coin in both sets of pictures? From the last picture group it almost looks like RPM 003. A focused clear picture of the full reverse and mint mark would greatly help.

As you already know It is not the D over horizontal,
From CoinFacts

Compare to pictures on variety vista here
Your coin looks a bit like RPM3
http://varietyvista.com/05 JN RPMs/RPMs 1942D.htm

Yeah, sorry but I'm with the no group.

This variety ROCKS! This reminds me of my great cherry pick almost two years ago. I actually found 5 of these at my LCS.
Here's why.
She let me go through all these 1942d Rolls! Yep, I found six originally but end up only 5 true ones. I paid $1 each!

Sent only one in.

VF 25

Awesome Variety.
Keep on hunting for them.
They are out there.