up to the 12th generation
0─┬
Alice Roberts ca 1885- & Alfred Jackson 1883-1939
└─1━┳
Richard Jackson ca 1909-1986 &ca 1945 Florence Kathleen Scutt ca 1914-2007
┣━1━━
Peter Richard Jackson ca 1946-1959
┣━2━━
Geoffrey Keith Jackson ca 1947
┣━3━━
Philip Arthur Jackson ca 1948
┗━4━━
Kenneth Michael Jackson ca 1954
Total: 5 descendants (8 individuals with spouses)