Forms of Attack on Defended Ports Abroad. Note by the Secretary

S C A L E S O F A T T A C K KEY TO FORMULAE C.I.D. 470 C. Group Section Sea Forces AMENDMENTS AND ADDITIONS (a) (b) (a) (b) (a) (b) (a) (b) 1 2 3 4 Bombardment by ships of the line Prolonged and determined bombardment. A bombardment raid, with the intention of creating moral effect and doing as much material damage as possible in a comparatively short time. Attack by armoured ships mounting heavy guns, other than ships of the line Prolonged and determined bombardment. A bombardment raid, with the intention of creating moral effect and doing as much material damage as possible in a comparatively short time.