Herdwick a "smit") of marking sheep for ownership. Before chemical dyes became available, this dye was made from either iron ore or graphite mixed with grease. For many years the legal method of identifying a particular shepherd's sheep were notches cut out of a sheep's ear, called "lug" marks—now replaced by ear tags. Herdwick The Herdwick is a breed of domestic sheep native to the Lake District of Cumbria in North West England. The name "Herdwick" is derived from the Old Norse "herdvyck", meaning sheep pasture. Though low in lambing capacity and perceived wool quality when compared to more common commercial
Alexander Smits the Journal of Fluid Mechanics and the Journal of Turbulence. Smits is the head of the Mechanical and Aerospace Engineering Department at Princeton University. Smits was referenced in an episode of Numb3rs, in which it was stated (with regard to fluid dynamics) that "there is some amazing work done by Prandtl, Euler, and Smits." Alexander Smits Dr. Alexander Smits (born December 25, 1948) is the Eugene Higgins Professor of Mechanical and Aerospace Engineering at Princeton University. He is also the director of the Gas dynamics laboratory at Princeton. Smits received his Bachelor of Science in mechanical engineering from the University