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A holdfast or hold fast is a means by which
A holdfast or hold fast is a means by which artillery
Artillery is a class of heavy military ranged weapons that launch munitions far beyond the range and power of infantry firearms. Early artillery development focused on the ability to breach defensive walls and fortifications during siege ...
is fixed firmly to the ground.
One type of holdfast is a concrete base or plinth that a gun is bolted to. These were used, for example, to secure coastal battery guns in pillboxes during World War II
World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposing ...
.
References
{{artillery-stub Artillery components