Abbreviations used
BP -BOOKLET PANE
BS -BOOKLET SINGLE
CER -CERTIFICATE
CC -CORNER CLIPPED
CN -CUT CANCELED
CR -CREASED
DA -DAMAGED
DP -DAMAGED PERF
GG -CUM CREASE
H -HINGE
HC -HEAVY CANCEL
HH -HEAVY HINGE
1MP -IMPRINT
LP -LINE PAIR
MB -MARK ON BACK
NG -NO GUM
NH -NEVER HINGED
PC -PRECANCEL
PH -PIN HOLE
PI -PERF. INITIALS
PG -PART ORIG.GUM
PR -PAIR
PF -PERFIN
PP -PULLED PERF.
SE -STRAIGHT EDGE
RE -REPAIR
SEP -SEPERATION
SH -SHEET
SK -PRIVATE PERF
SP -SHORT PERF
SMT -SMALL THIN
ST -STAIN
T -TONED
TH -THIN