Hi there,
Perhaps you already have the following:
1909 Electoral Roll for Echuca, in the subdivision of Kyabram
CARSTENS, Agatha Josephine, Tongala, home duties
CARSTENS, Hans, Tongala, farmer
From the index, births, 1887, #24472
Agatha Josephine CARSTERS (sic)
Dau of Hans Carsters and Bridget Ryan
Birth place (abbreviation only) TONG, Vic
Cheers, JM