... the day inspecting guards—next, making experiments on the destructive effects of gunpowder, commencing with a percussion-pistol, and ending with a mine; buying land, taking altitudes of the sun and of the moon, examining a Gunter's chain or a theodolite, sitting as member of a court-martial, or of a board of respective officers, or counting the gold and silver in the military chest; superintending a fortification of the most intricate Vaubanism; regulating the dip of the needle, or the density of the earth; ... — Canada and the Canadians, Vol. 2 • Richard Henry Bonnycastle