This could be the arrival of ELIZABETH DEDDEN in NSW. Assisted immigration
DEDDEN Elizabeth aged 3 per Tamar Date 1853 for Sydney and/or Newcastle and family
Reel 2136, [4/4790]; Reel 2465, [4/4935]
With
DEDDEN Charles 7
DEDDEN Sarah 1
DEDDEN George 8
DEDDEN Esther 31
DEDDEN Charles 32
Possibly her birth in UK
DEDDEN Elizabeth Sarah
Poplar
2/365
June 1/4/1849
I add this NSW marriage as being of possible interest

Though I see no divorce from JOHN St QUENTIN
Reg 717 In 1873 MORLAND JOHN
To DEDDEN ELIZABETH
SYDNEY
Sue