A member of the staff of the Directorate of History and Heritage of the Canadian Department of National Defence, Donald E. Graves is the author, co-author or editor of sixteen books on military and naval history subjects.
His fields of specialization are the Napoleonic period and the Second World War.
Did you know?
Is newer better?
The last cast-iron British smoothbore cannon, the 68 pounder, was 8 inches (203 mm), the same calibre as the heaviest guns of King Henry VIII three hundred years earlier. Their performance was probably not very different either!
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