Nelson Rolihlahla Mandela was the first South  African president to be elected in a fully representative  democratic election in 1994. He was also the first non-European  pâ¦resident of South Africa.     He was born 18 July 1918 in South Africa.
Semi-adjustable articulator with mounted casts. An articulator is a mechanical device used in dentistry to which casts of the maxillary (upper) and mandibular (lower) teeth are fixed, reproducing recorded positions of the mandible in relation to the maxilla.
A V-like depression in the margin or edge of a flat area. Articulatory surface. The radial notch of the ulna (inner bone of the lower forearm) is a narrow, oblong, articular depression on the lateral side of the coronoid process; it articulates with the head of the radius (outer bone of the lower forearm). 18.