It's "kind of" double struck. 
This is JR-2, called the "Office Boy" reverse for the multiple letter repunching blunders. That's a repunched D between the D and S, or so they say - I think it's a U but some examples of this one look more curved than others.
This is JR-2, called the "Office Boy" reverse for the multiple letter repunching blunders. That's a repunched D between the D and S, or so they say - I think it's a U but some examples of this one look more curved than others.





























