Certificate of Employment, R.N. Armament Depot - H.M. Naval Base Singapore

Sinivason Rajoo 1946 -1971 My dad ( Sinivason Rajoo ) worked in Naval Base from 1946 to 1971. He always wear white pants to white long sleeve shirt. We stayed at 101, Sembawang Hills Drive ( off Sembawang Hills Estate) -The Rajoo Family -The 3rd last house just before the Chinese village
Do you, or any of your friends know him.