This critter looks worse in hand than it does in the pictures. If you stare at the full obverse photo long enough and relax your eyes, you won't see a date, but just might imagine hamburgers cooking on a grill. 
Here is my best guess for a starting point for the leading 1 in the date and a possible last number.

Here is my best guess for a starting point for the leading 1 in the date and a possible last number.


























