Einfuhrung in die hauptgesetze der zeichnerischen darstellungsmethoden by Arthur Schoenflies. Arthur Moritz Schoenflies (German: 17 April 1853 - 27 May 1928), sometimes written as Schonflies, was a German mathematician, known for his contributions to the application of group theory to crystallography, and for work in topology. This book is a reproduction of the original book published in 1908.0 and may have some imperfections such as marks or hand-written notes."