1 Unmounted mint (UM) â the stamp is unused and appears never to have been mounted. 2  Mint never hinged (MNH) â the same as unmounted mint but with an assertion that the stamp is not a formerly mounted stamp that has been tampered with to remove traces of mounting.
vermilion zone, n the external darkish area of the upper and lower lips, extending from the junction of the lips, with the surrounding facial skin on the exterior to the labial mucosa within the oral cavity.
Bumps on the lips can range in size, color, and texture. Causes may include acute and chronic conditions. Examples of causes of bumps on the lips include: allergic reaction; bacterial infections ; canker sores or cold sores; Fordyce granules, which are harmless white spots; hand, foot, and mouth disease; milia, which are tiny benign cysts, or âmilk spotsâ mucoceles, or bumps that form when the salivary glands are blocked; oral cancer; oral herpes; oral thrush