1914 9, 18 p., 7 figs, 2 pls, roy. 4to, disbound (no covers). (in the series of the Pola Expedition 1895-1898).
Gustav Fischer , Die Tierwelt Deutschland Malicorne sur Sarthe, 72, Pays de la Loire, France 1928 Book condition, Etat : Bon broché grand In-8 1 vol. - 136 pages
115 Abbildungen im Text complet du feuillet d'errata
1918 x, 500 p., 152 figs, 1 folded map, boards (joints weak). Scarce.Interesting copy; first owned by J.K. de Jong (1921), then given by De Jong to Prof. J.E.W. Ihle (1927), then bought by Prof. J.H. Stock (1957)!
1918 x, 500 p., 152 figs, 1 folded map, contemporary hcloth. Library stamps. Scarce.
1913 30 p., 5 figs, 1 col. plate, roy. 4to, disbound (no covers). Published in: Denkschriften der Kaiserlichen Akademie der Wissenschaften. Part IV of Botanische und Zoologische Ergebnisse einer Wissenschaftlichen Forschongsreise nach den Samoainseln, den Neuguinea-Archipel und den Salomoninseln. Included are also a few botanical papers (diatomaceae and Lichens (total number of pages is 65).
1932-1935 2 parts. 18, 17 p., 8, 8 figs, 1 col. plate, disbound (no covers). Published in: Zool. Jahrbücher. From the same journal we added: Schäfer, 1936. Harpactoiden aus dem Brackwasser der Insel Hiddenzee (42 p., 3 double pls).