PART 2 - FOUR HIDDEN CHIMNEYS CHAPTER 8: THE SHIELD OF SCREWTAPE Agile Manifesto

"Karol Adamiecki was using a work-flow network scheduling concept by 1896, years before the later Gantt chart tradition"

PMI traces Adamiecki's work-flow network concept to 1896 and his public presentation to 1903, establishing the Harmonogram as an early predecessor to later project-scheduling methods.

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