[333] Kroesen, Bataklanden, pp. 259, 260. [↑]

[334] Ypes, pp. 496–499, 542–545. [↑]

[335] Mededeelingen etc., pp. 567, 573, 575. [↑]

[336] Meerwaldt, p. 541. [↑]

[337] Meerwaldt, l.c.; Van Dijk, Nota, pp. 483, 491; see also Müller, Batak-Sammlung, p. 14. [↑]

[338] Van Ophuijsen; Van Dijk, Loeboe. [↑]

[339] See Mohnicke; Boers; Forbes, Kubus, and especially Dr. Hagen, who makes use of an extensive literature. [↑]

[340] De Groot. [↑]

[341] Modigliani, Nias, pp. 520–536; Rosenberg, Mal. Arch., pp. 157–163. [↑]

[342] Rosenberg, Mal. Arch.; Rosenberg, Mentawei-eilanden; Mess; Maass; Severijn, Poggi-eilanden. [↑]