7 Oct 1836 Member of the Royal College of Surgeons.
13 Apr 1838 Assistant Surgeon Grenadier Guards.
1852 Elected Fellow of the Royal College of Surgeons.
Resident at Whiteheads Grove, Chelsea.
Malta 12 Mar 1854 Arrived from England.
21 Apr 1854 Left for Turkey.
24 Nov 1854 Appointed Battalion Surgeon Grenadier Guards vice Surgeon Francis Cornelius Huthwaite who died at Balaclava on 30 Sept 1854. The vacancy created by the promotion of Blenkins was filled by Gentleman Gilbert Prout Girdwood.
24 Jan 1858 Surgeon Major Grenadier Guards.
2 Mar 1858 Awarded the Imperial Order of the Medjidie (5th Class) by the Sultan for his distinguished services before the enemy during the war against Russia.
12 Dec 1868 Retired to half-pay with the rank of Honorary Deputy Inspector General.