I have some details re Joseph John Fenning, together with his ancestors and children, etc.
Joseph John Fenning (born 18/2/1910 Cootamundra, died 23/2/1953 Cootamundra) married Kathleen Winifred [Win] Galvin (I have no details regarding the marriage).She was born on 5/12/1916 in Canowindra (I don't know if she is still living).
Joseph had 7 siblings (of whom I have reasonable details).
Joseph John's parents were John Fenning (born 24/8/1880 at Surveyors Creek [Walcha], died 6/6/1943 at Cootamundra).He married on 17/2/1909 in Cootamundra to Agnes Crowe (born 19/9/1888 at Bethungra, died 28/5/1965 at Cootamundra).
I have a lot more information and wopuld like to share this with you and also see what info you have.