Sidney Rosenthal (1907–1979), from Richmond Hill, New York, is credited with inventing what is now known as a Magic Marker in 1953.[1][2]

References

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  1. ^ Blair, Cynthia (October 1, 2007). "1952: Sidney Rosenthal Invents the Marker Pen". Newsday. Archived from the original on October 1, 2007. Retrieved June 22, 2017.
  2. ^ Siegelaub, Marc (January 13, 2003). "Indelibly Devoted / Marker-maker's widow fights for his fame". Lifestyle section. Newsday. Archived from the original on June 29, 2011. Retrieved June 22, 2017.