1938 209 p., 36 figs, 8 (1 col.) pls, roy. 4to, paperbound. Unopened copy. Published in: Mémoires du Musée royal d'Histoire Naturelle.
1939 126 p., several figs, 7 (1 col.) pls, roy. 4to, paperbound. Unopened copy. Published in: Mémoires du Musée royal d'Histoire Naturelle.
1938 209 p., 36 figs, 8 (1 col.) pls, roy. 4to, paperbound (back almost broken). Published in: Mémoires du Musée royal d'Histoire Naturelle. Ex library W.S.S. van Benthem Jutting (with her stamp). Inserted is half a page of notes in her handwriting.
1939 126 p., several figs, 7 (1 col.) pls, roy. 4to, paperbound. Unopened copy. Published in: Mémoires du Musée royal d'Histoire Naturelle.
1935-1939 827 p., num. figs, 22 (9 col.) pls, roy. 4to, paperbound. Unopened copy. Published in: Mémoires du Musée royal d'Histoire Naturelle.
1935-1939 Four parts in two. 208, 284, 209, 126 p., 22 (9 coloured) plates, 1 map, roy. 4to, modern grey cloth with gilt lettered leather labels on spines.Well-illustrated paper based on material collected during a scientific expedition in what is now Indonesia. Published in: Mémoires du Musée royal d'Histoire Naturelle. One plate with repaired marginal tear, else very good set with original covers bound in. Ex library Guido Poppe (with his signature).
1939 126 p., 7 plates (one coloured), 1 map, roy. 4to, paperbound.Includes land, freshwater and marine species. Uncut. Small stamp on front wrapper and title, otherwise clean. A very good copy.