Can I ask you where you got the information for Victoria (1845- ) dau. of George and Ann?
The Biographical Index of SA names all sons of George and his first wife.
GURR George b: 3.3.1789 SSX ENG d: 19.5.1874 Adelaide SA bd: WTC
arr: 1850 SULTANA
occ: Blacksmith res: Adelaide
m: (1/2) unknown
ch: John (c1814-1855'), Caleb, Jas (c1818-), Joshua (1818-1910), Wm, Joseph (c1823-1887), Benjamin (c1825-1873)
m: (2/2) Ann b: 1820 d: 21.2.1882 Adelaide SA
ch: Valentine (1841-1915), Thos (1843-1869), Keturah (1844-1906), Victoria (1845-), Albt (1846-), Anne (1847-), Geo (1849-), Sultan Henry (1850-1919), Eliz M. (1852-), Sarah (1854-), Emily (1856-), David (1858-)
Essie
Possible 1st marriage for George - IGI extracted record
GURR George
YOUNG Ketinah
14 APR 1813 Buxted, Sussex, England
Baptisms - extracted records
GURR John
Baptism 27 Feb 1814 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
GURR Caleb Georges
Baptism 15 Oct 1814 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
GURR James
Baptism 19 Oct 1817 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
GURR Joshua
Baptism 5 Sep 1819 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
GURR William
Baptism 20 Sep 1821 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
GURR Joseph
Baptism 1 Feb 1824 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
GURR Benjamin
Baptism 14 Aug 1825 Saint Michael Lewes Sussex England
Father George GURR and Mother Keturah
and possible 2nd marriage - also extracted record
GURR George
ALLCHIN Ann
14 Feb 1841 Brighton Sussex England
Birth
Births Mar 1841
GURR Valentine Lewes & 7/401
Perhaps this is Victoria
Births Dec 1845
GURR Female Lewes &c 7/392
Other chns' births on freebdm including Keturah mistranscribed as Kebasah.
More baptisms of the children on the 2nd marriage on IGI.
Cheers

Cando