If your coin has a significantly repunched GRATIA, compare it to the photos below.  If you find a match, click the die name link above the photo to go that die's home page to check for other markers and confirm the identification.

Obverse 25

Obverse 25 (Rev E, F, G )

Obverse 26

Obverse 26 (Rev F )

Obverse 31b

Obverse 31b (Rev E )

Obverse 81

Obverse 81 (Rev P )