The BL 4.7 inch 45 calibres gun (actually a metric 120 mm gun) was a British medium-velocity naval gun introduced in 1918 for destroyers, to counter a new generation of heavily-armed destroyers Germany was believed to be developing.
Identifier (URI) | Rank |
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dbkwik:resource/6wwJKrhFmmJwMU_5ZuZpMw== | 5.88129e-14 |
dbr:BL_4.7_inch_/45_naval_gun | 5.88129e-14 |