In April 1840 Mary Ivey and her husband Richard Ivey were present at the marriage of Mary's sister, Harriet Prideaux, to William Wear, in Sancreed, Cornwall.
In 1850 Mary the wife of Richard Ivey was a beneficiary of her father's will.
In 1851 Mary Ivey, aged 36, born in Sithney Cornwall, and husband Richard Ivey, aged 46, born in Maunen [Mawnan] Cornwall, farmer of 100 acres employing 4 lab[ourers], were living in Trevenvith, St. Keverne, Cornwall. With them were children (born in Sancreed) Mary (13), Catherine (12), Richd. (11), Harriet (10), Thomas (7), Emley (7 m), Richard's parents* Richard Ivey (74) of Mullion, retired farmer, and Elizabeth Ivey (75) of Sitheny.
* Called grandparents, ostensibly of the children, as it is not possible for them to have been Richard's grandparents.
The family emigrated to South Australia, arriving in Port Adelaide on 4 Sep 1854 aboard the vessel Thetis. 3
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IVEY.—On the 26th July, at Weymouth-street, Mary Ivey, relict of the late Richard Ivey, and second daughter of Henry Prideaux, Esq., of Helstone, Cornwall, aged 76 years. Cornish papers please copy.
The Express and Telegraph (Adelaide), Monday, 28 Jul 1890, p. 2