Thanks for the help... The second link James331 provided doesn't apply. I didn't lose it and I don't need a duplicate - the DME did the paperwork wrong.
I was hoping to avoid IACRA, since I had done the flight physical, just got the wrong paperwork. I've called my FSDO, but nobody really knows...
I am a student who did most training 4 years ago and getting ready for my checkride on Tuesday.
While my instructor was looking over my student pilot certificate, he noticed it's actually a 3rd class medical. Since I have only trained a month with him, he never noticed. Now I've lost my...