First: Letter = Batch Run
Middle: First Digit/Letter = Month
Last: Second Digit = Year
Batch Runs
A = First Run
B = Second Run
C = Third Run
Months
1 = January
2 = February
3 = March
4 = April
5 = May
6 = June
7 = July
8 = August
9 = September
A = October
B = November
C = December
(PLEASE...