000009039 001__ 9039 000009039 005__ 20220628160525.0 000009039 037__ $$aGENERAL 000009039 245__ $$aDirectorate of Naval Manning and Training (Engineering) 000009039 269__ $$a1981 000009039 520__ $$aDirectorate of Naval Manning and Training (Engineering). December 1981. CAPTAIN J. P. W. MIDDLETON, R.N. 000009039 773__ $$tJournal of Naval Engineering$$j26$$k3 000009039 8564_ $$944b11bd2-e58a-4c36-b89a-49172da39351$$s489918$$uhttps://library.imarest.org/record/9039/files/v26b3p07a.pdf