The George Goyder died at the age of 72. Here is all you want to know, and more!
Biography - A Short Wiki
Remembered for his development of the “Goyder’s Line of Rainfall” agricultural device for determining the system of farming to be used in various South Australian areas, this nineteenth-century land surveyor began serving in the early 1860s as Australian Surveyor-General.
His first marriage, to Frances Mary Smith, resulted in nine children. Following Smith’s 1870 death, he married his first wife’s sister, Ellen Priscilla Smith, with whom he later had three more children.