James Dyson married Fanny Hoffingham (an alias) on 10 September 1842

They had four children:

George Born 18 August 1843 Died 7 November 1859
Joseph *
 Born 1 August 1845 Died 19 May 1912
William Born 8 June 1847 Died 14 June 1915
Hannah Born 22 May 1849 Died 16 January 1850

Dyson next hooked up with Jane Edwards nee Develin. Her two children born while she was still with Richard Edwards later took Dyson’s surname:

Ellen Christina *
 Born 11 January 1851 Died 19 May 1912
James *
 Born 25 January 1853 Died 23 August 1918

Children born to James and Jane before they were married:

Thomas *
 Born 15 January 1855 Died 22 July 1914
Hannah *
 Born 25 October 1856 Died 7 April 1902
Andrew *
 Born 30 October 1858 Died 17 April 1927
John *
 Born 26 February 1860 Died 13 May 1913

James and Jane eventually married on 25 February 1861.

Matthew *
 Born 12 June 1861 Died 14 April 1911
Samuel Born 21 March 1863 Died 2 May 1864
George Born 24 November 1864 Died 8 March 1928
Samuel Born 10 September 1866 Died 12 July 1884
Septimus Born 4 April 1868 Died 9 September 1938
Octavius Charles *
 Born 4 March 1870 Died 6 June 1929
Mary Jane Born 9 April 1872 Died 15 June 1923
Mabel Grace *
 Born 27 December 1874 Died 5 November 1944
Ethel May Born 9 March 1876 Died 4 January 1877
Sydney Earnest Born 11 January 1878 Died 28 March 1879
Sydney Earnest Born 16 November 1879 Died 21 April 1880
The family plot in the East Perth Cemetery.

The family plot in the East Perth Cemetery.

*These children in their turn, had surviving offspring.

The source of this material was a transcription from the Dyson family bible made in the mid 1990’s. I have never seen the original. I wonder who looks after it today?