ARC
CF
CPV
FJL
GD
MPE
Q
SEB
SEL
SER
SET
TBD
UK
A compass arc etched on a plate to help align images
Constant (plate) Flaw
Constant Plate Variety
Frame Junction Line
Guide Dot
Mis-Placed Entry of the transfer roll
Question - some uncertainty
Straight Edge Bottom
Straight Edge Left
Straight Edge Right
Straight Edge Top
To Be Determined
Unknown (plate position)