George Holt Henshaw (September 1, 1831 – January 10, 1891) was a Canadian engineer and draftsman, who worked as engineer in waterworks and for railway companies in Canada, the United States and Denmark. He is particularly known for drafting the first organizational chart designed by Daniel McCallum.[1][2]
- ^ Albert J. Churella (2012) The Pennsylvania Railroad, Volume 1: Building an Empire, 1846–1917. p. 842S
- ^ Caitlin Rosenthal (2012) Big data in the age of the telegraph, McKinsey Quarterly, March 2013. Archived 2015-05-09 at the Wayback Machine