I'm no sure if it's worth grading. Here a close-up cropped photo from your photo's. plus I Am not an nickel expert.
Nickels didn't have mint marks in Philadelphia until 1980, so it's not worth more than 5 cents. Now, if that had been a 1971 Proof nickel with no mint, we'd be having a different conversation.
I knew the answer but not the Date they restarted the obverse mint mark. One bad thinks about getting old brain locked up