Native paper: Crude, handmade paper produced locally, as opposed to finer, machine-made paper.
Negative watermark: Watermark formed by thinning of the paper. In positive watermark the design will be thicker than the remaining portion of paper.
Never hinged: A stamp without hinge marks. A never-hinged (NH) stamp usually has original gum, but this is not always the case.
New issue service: A dealer service that automatically supplies subscribers with new issues of a given country, area or topic. The issues provided are determined by a prearranged standing order that defines the quantity and types of issues.
Newspaper stamps: Stamps issued specifically for the prepayment of mailing rates for newspapers, periodicals and printed matter.
NH: (Never Hinged): A stamp without hinge marks. A never-hinged (NH) stamp usually has original gum, but this is not always the case.
Non-denominated: A stamp with no numerical inscription designating the face value. The value of some nondenominated stamps are marked by a designated letter. Others may have a service inscription that indicates the rate the stamp fulfills.