1877 – Born in Urenui, New Zealand on October.
1892 – He moved with his father to the Wairarapa.
1896 – He started attending Te Aute College, a school that produced many M ori leaders of the time.
1899 – He was named dux and passed a medical examination, entitling him to attend the University of Otago Medical School.
1900-1903 – He also excelled in sport, becoming national long jump champion.
1904 – He completed his MB and ChB and an MD six years later.
1905, he married Irish-born Margaret Wilson.
– In November, Buck was appointed as a medical officer to the M ori, working under Maui Pomare.
1909 – Hone Heke Ngapua, Member of Parliament for Northern M ori died suddenly.
– Buck was singled out by Native Minister James Carroll to be his replacement.
1915 – Buck joined this contingent as medical officer, travelling to the Middle East.
1918 – He later saw action in France and Belgium, before being posted to the No 3 New Zealand General Hospital at Codford, England.
1921 – He was appointed as Chief Maori Medical Officer, and was named director of the Maori Hygiene Division in the Department of Health.
1951 – Died on the 1st of December.