2. Tervuren ( Brussels), Musée Royal du Congo Belge, 1948, in-folio, pp 1-200, loose leaves ( as published) kept in the original printed paper portfolio. Published in the series '' Annales du Musée du Congo Belge ''. Classe C ( Zoologie) Série IV - Volume II - Fascicule (issue) I. Text in Dutch, illustrations in the text,.
2. Tervuren ( Brussels), Musée Royal du Congo Belge, 1949, in-folio, pp 201-416, loose leaves ( as published) kept in the original printed paper portfolio (dustsoiled). Published in the series '' Annales du Musée du Congo Belge ''. Classe C ( Zoologie) Série IV - Volume II - Fascicule (issue) II. Text in Dutch, illustrations in the text,.
2. Tervuren ( Brussels), Musée Royal du Congo Belge, 1950, in-folio, pp 417-564, loose leaves ( as published) kept in the original printed paper portfolio (dustsoiled). Published in the series '' Annales du Musée du Congo Belge ''. Classe C ( Zoologie) Série IV - Volume II - Fascicule (issue) III. Text in Dutch, illustrations in the text,.
2. Tervuren ( Brussels), Musée Royal du Congo Belge, 1952, in-folio, pp 177-340, sewn, orig. stiff wrapper (dustsoiled). Published in the series '' Annales du Musée du Congo Belge ''. Classe C ( Zoologie) Série IV - Volume III - Fascicule (issue) 2. Text in Dutch, illustrations in the text,.
2. Tervuren ( Brussels), Musée Royal du Congo Belge, 1956, in-folio, pp 1-236, sewn, orig. stiff wrapper (dustsoiled). Published in the series '' Annales du Musée du Congo Belge ''. Classe C ( Zoologie) Série IV - Volume V - Fascicule (issue) I. Text in Dutch, illustrations in the text,.
2. Tervuren ( Brussels), Musée Royal du Congo Belge, 1960, in-folio, pp 505-576, sewn, orig. stiff wrapper (dustsoiled). Published in the series '' Annales du Musée du Congo Belge ''. Classe C ( Zoologie) Série IV - Volume V - Fascicule (issue) III. Text in Dutch, illustrations in the text, This is the last part of this publications which comprises in all 10 parts.