Found it: I printed it off from the Hervey Bay Genealogical Centre years ago.
Mary Callow alias Carlow - Ship Mary III - 1st Voyage - arrived 18 October 1823.
Trial: Norwich City Azzises Court. Trial Date: 30/7/1822.
Sentence: 7 years. Native Place: Norwich. Occupation: Housemaid.
Age 17 years. Height: 5 ft 1 1/2 inches.
Description: Fresh Freckles - Brown Hair - Grey Eyes.
So if this is correct and I'd imagine it is - she was born at Norwich 1804/1805.