The Development of the Lathe / Karl Wittmann. 1941. [Xeroxed typescript. Translation of Wittmann's Die Entwicklung der Drehbank, a dissertation at the Berlin Institute of Technology and a publication in the monograph series of the Centre for the History of Technology, Verein Deutscher Ingenieure (vol.17).[1960 edition, in German, shelved at 621.9:93]