I've sought "the King's Regulations and Admiralty Instructions" on several occasions. Sometimes I found the detail I wanted, other times, not.
Here is the 1913 version, complete with "grey paint" (white in the tropics) rule, fog horn/whistle signals, rules on wages and other payments, bullion carriage ... you name it:http://ia700508.us.archive.org/10/items/kingsregulations01greaiala/kingsregulations01greaiala.pdf
and yet more ABBREVIATIONS
The following abbreviations in books and accounts signify
A.D. Artificer Diver.
C.S. A man or boy engaged for continuous service.
D.P. Detained Pay.
D.S.Q. No longer borne for pay, having been in hospital or sick quarters for the full period for which pay is authorised.
E.A. Efficiency allowance.
E.P. Extension pay.
F.T. Passed Field Training
G.B. Bedding gratuity under Art. 1437.
G.C. Clothing gratuity under Art. 1436.
I G.C.B. A man wearing one good conduct badge, and so on.
G.M. Gunner's mate.
G.M. Grog money.
G.S.A. Good shooting allowance.
H.L.M. Hard-lying Money.
Invalided. Discharged from the Service on account of sickness.
L.T.O. Leading Torpedo Man.
M.P.A. Musical proficiency allowance.
Non-C.S. A man or boy entered for non-continuous service.
N.S. New system.
O.F. Qualified in oil fuel.
O.G. Outfit gratuity to chief petty officer under Art. 1436.
O.S. Old system.
P.T.I. Physical Training Instructor.
Q.A. Qualified in Armourer's work.
Q.A.E. Qualified for Artificer Engineer and noted for promotion.
Q.M. Qualified Man in Gunnery, R.M.L.I.
R. Run. (thought to signify absent when ship sailed)
R.M. Recommended for good conduct medal.
R.M.G. Recommended for good conduct medal and gratuity.
R.Q. Run, with a query.
S.A. Qualified in small arms.
S.G. Seaman Gunner.
S.S. (when signifying Engagement). A man entered for special service.
S.T. Seaman Torpedo Man.
T.B. Passed torpedo-boat training.
T.B.D. Passed destroyer course, Art. 831.
T.C. Torpedo Coxswain.
T.G.M. Torpedo Gunner's Mate.
Turbines. Qualified in turbine machinery.
V.S.A. Victualling store allowance under Art. 1455.
W.S. Working Suit to Marines.
W.S.A. Working Suit Allowance.
W.T. Wireless Telegraphy.
W.T.B. Qualified in Water Tube Boilers (" large " or " small " to be stated). "