A special blue watermarked paper was introduced to make alteration and forgery more difficult.
It was made of cardboard faced with dark blue watermarked paper.
Variations such as colour varieties and alternate watermarked papers are included.
Unusually for a British colony, the first stamps were not on watermarked paper, but this was rectified in 1883.
The contract passed in 1967 to Bradbury Wilkinson who did not use watermarked paper anymore.
"Every one of those letters is on the same watermarked paper."
These were offset prints on watermarked paper (except for the 5 pengő note).
Starting in 1940 these stamps were replaced by similar ones but printed on "gaelic e" watermarked paper.
Standard watermark - Each denomination is printed on uniquely watermarked paper.
Barlow's idea was to provide a high-quality watermarked paper for the masses.