Can you believe this? Lang Hancock (Gina’s Dad) in later years recommended chemically guaranteeing it.

in the early years of federation. Very few people challenged the widespread view that the Aborigines were ‘dying out’. Everyday experience and scientific orthodoxy concurred. In his much applauded 1930 history Australia W.K Hancock wrote:

It might still be possible to save a remnant of the race upon well-policed local reserves in Central and Northern Australia. This would cost hard thought and hard cash.—— From time to time (Australian democracy) remembers the primitive people whom it has dispossessed, and sheds over their predestined passing an economical tear.

Source: Assimilation re-emerges – Pearls and Irritations