William Crozier was a career United States Army officer in the Ordnance Corps and the 11th Chief of Ordnance.
Cartoon of the American delegation to the International Peace Conference, 1899, featuring Captain Crozier, third from left
Gantt chart
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A Gantt chart is a bar chart that illustrates a project schedule. It was designed and popularized by Henry Gantt around the years 1910–1915. Modern Gantt charts also show the dependency relationships between activities and the current schedule status.
