The v.1 is in two parts v.1/I (texte) and v.1/II (planches). There is two copies of the v.1/I , v.1/II and v.2 and four copies of the v.3. Since 1972 the National Park Albert is called Virunga National Park and the "Institut des Parcs Nationaux du Congo became Fondation pour Favoriser les Recherches Scientifiques en Afrique. Includes bibliographic references