H.M.S. "ARETHUSA" (1935) O.B. (Outer Bottom) EXPANSION (AS FITTED)
Scale 1:96 tracing drawing showing the Shell Expansion, including 90lbs side armour over 20lbs (0.5 inch nominal) shell plating. Chatham MCD6987. See also preliminary drawing NPN0569.
NPN0555 - NPN0570 (2 folders). (Box ADFB0010).
NPN0555 - NPN0570 (2 folders). (Box ADFB0010).