“…While elites who were aged 25 years and older in 1881, including both Australian‐born and British‐born persons, may have practiced family planning during the 1870s (Moyle ), these groups were relatively small and their behavior would have had only a small effect in the aggregate. The fertility transition in Australia, as shown in Figure , took off in earnest from the cohort born in 1857–61 and was sustained by subsequent birth cohorts.…”