No.	Title	Date
1	Bijdrage tot de ethnographie der Surinaamsche Indianen
2	Bijdrage tot de ethnographie der Surinaamsche Indianen
3	ОПИСАНІЕ ТИБЕТА
4	Neger-eros : ethnologische studien über das sexualleben bei negern
5	017 - Notes on Naga languages (no.1)
6	019 - Miscellaneous notes on the language of the Konyak Nagas (no.3)
7	020 - Excerpts from the Ahoni-Buranji (Chronicles) relating to the Nagas (no.6)
8	021 - Notes on the language of the Konyak Nagas (no.7)
9	022 - Notes on the language of the Konyak Nagas (no.8)
10	002 - Angami Naga (no.2)
11	003 - Konyak Naga (no.3)
12	006 - Konyak Naga (no.6), villages of Wakching and Tamlu
13	001 - Angami Naga (no.1)
14	018 - Miscellaneous notes on the language of the Konyak Nagas (sp. no.1)
15	024 - Abor (sp.5)
16	004 - Konyak Naga (no.4), Thendu group
17	005 - Konyak Naga (no.5)
18	012 - Konyak Naga (no.12)
19	007 - Konyak Naga (no.7)
20	014 - Konyak Naga (no.14)