Stamps with cancellatons consisting of a grid of bars are remainders of minimal value compared to stamps with clear postal cancellations.
Perforation ranges between 13½ and 14 on all sides of the stamp.
Gibbons lists perforation in a range between 13½ and 14 on all sides. Stamps with cancellations consisting of a grid of bars are remainders of minimal value compared to stamps with clear postal cancellations.