Armand de Mestral of Canada in 2007. He is married to Rosalind Pepall, a curator at the Musée de Beaux Arts and they have two sons Philippe and Charles. He is the nephew of George de Mestral the inventor of Velcro. Armand de Mestral Armand de Mestral, (born 17 November 1941) is a Canadian academic and international arbitration expert. Born in Montreal, Quebec, de Mestral is a law professor at the McGill University and an expert in international law. He also teaches courses on constitutional law and the law of the European Union. He has an undergraduate and master's degree from Harvard University,
Rail fastening system Rail fastening system A rail fastening system is a means of fixing rails to railroad ties (North America) or sleepers (British Isles, Australasia, and Africa). The terms "rail anchors", "tie plates", "chairs" and "track fasteners" are used to refer to parts or all of a rail fastening system. Various types of fastening have been used over the years. The earliest wooden rails were fixed to wooden sleepers by pegs through holes in the rail, or by nails. By the 18th century, cast iron rails had come into use, and also had holes in the rail itself to allow them to