Watermark Kinds: summary of the different intended styls of a watermark
With watermark: postage stamp with intended style printed on paper with watermark
Without watermark: postage stamp with intended style printed on paper without watermark. This will only be shown when the same postage stamp was also issued with watermark
Official watermark: postage stamp printed on paper with watermark ordered by a public postal administation
Private watermark: postage stamp printed on paper with paper maker´s watermark
Single watermark: sheet every postage stamp is showing a complete watermark picture
Multiple watermark: watermark to be made up by plenty small elements which runs without interruption over all postage stamps and the margin of sheet
Margin watermark: sheet with a water-mark in the margin of sheet which did not reach the stamp fields
Horizontal watermark: postage stamp printed on paper with horizontal watermark as intended style
Vertical watermark: postage stamp printed on paper with vertical watermark as intended style
Inverted watermark: postage stamp printed on paper with 180 degrees rotated watermark as intended style
Diagonal watermark: postage stamp printed on paper with crosswise watermark as intended style
Double watermark: postage stamp with two single watermarks because of her size as intended style
Monolingual watermark: postage stamp printed on paper with a watermark in one language as intended style
Multilingual watermark: postage stamp printed on paper with a watermark in multiple languages as intended style