The blood law of nature
Charleville, August–October 1929
The Brisbane Telegraph reports that Colin Ross left Sydney for his tour of Queensland in the first week of August. This second part of his Australian journey lasted until early November 1929, when he embarked in Cairns for Port Moresby (Territory of Papua), to arrive on November 4, 1929.
Colin Ross. Das Blutgesetz der Natur. In: Der unvollendete Kontinent. 1. Aufl. Leipzig: F.A. Brockhaus; 1930; 190-194, 193 recto, verso, 200 recto.