Classes:     A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Order	Description	Count	Sample Item
EA	1/3 x 2 x n regular	8
EB	1/3 x 2 x n holes	2
EC	1/3 x 2 x 2 specials	4
ED	1/3 x 2 x 4 specials	2
EE	1/2 x 2 x 8 specials	1