Q:What key details about len hamilton can be extracted from the following bio? Bio: leonard william '' len '' hamilton -lrb- 7 july 1899 -- 31 may 1987 -rrb- was an australian politician . born in jarrahdale , western australia , he was educated at perth boys school before becoming a wheat and sugar farmer . he served in the military from 1917-1920 and from 1940-1945 . in 1946 , he was elected to the australian house of representatives as the country party member for swan , defeating labor mp don mountjoy . in 1949 , he transferred to the new seat of canning , where he remained until his retirement in 1961 . hamilton later served as president of the western australian branch of the country party . he died in 1987 .
A:
- parliament is australian australian- successor is bill grayden neil mcneill- constituency mp is swan canning- death date is 31 may 1987- predecessor is don mountjoy '' new seat ''- party is australian country party- term end is 10 december 1949 2 november 1961- term start is 28 september 1946 10 december 1949- birth date is 7 july 1899- name is len hamilton- nationality is australian- birth place is jarrahdale , western australia- occupation is farmer