The genealogy of the Batak people -- I. Genealogical structure: the kinship system -- II. Religious concepts -- III. The corporate communities (haradjaon) -- IV. Some general observations -- V. Matrimonial law (Adat pardongan-saripeon) -- VI. Inheritance law (Adat taringot tu tadingtadingan) -- VII. The law of land tenure (Adat partanoon) -- VIII. The law relating to debts (Adat dibagasan pardabu-dabuanon) -- IX. The law of offences (Panguhumon tu angka parsala) -- X. Settling disputes (Ruhut ni parhataon) -- Appendices -- Index of Batak words -- Legal Maxims and Aphorisms