The initial format of the chart was developed by Henry L. Gantt (1861-1919) in 1910 (see Work, Wages and Profit by H. L. Gantt, published by The Engineering Magazine, NY, 1910).
O formato inicial do diagrama foi elaborado por Henry L. Gantt (1861- 1919) en 1910 (consulte, Traballo, Remuneración e Beneficio de H. L. Gantt, publicado por The Engineering Magazine, NY, 1910).