. "There are five sections of officers training at Flinders-officers known as Jogs (Junior Officers, General Services); Junior Reserve Officers; Senior Reserve Officers; newly mobilised officers, such as engineers, doctors, or dentists; and Naval Auxiliary Patrol Officers-in addi- tion to the cadet ratings in the Officers' Training School (O.T.S.), and the W.R.A.N.S. O.T.S." . . .