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Ph.D., LL.D., F.R.S. Professor of Mechanics and Mathematics in the Central Technical College of the City and Guilds of London Institute. Author of Vectors and Rotors; Congruent Figures; &c
This author wrote articles for the 1911 Encyclopædia Britannica.
Articles attributed to this author are designated in EB1911 by the initials "O. H."
This author wrote articles for the 1911 Encyclopædia Britannica.
Articles attributed to this author are designated in EB1911 by the initials "O. H."
Olaus Magnus Friedrich Henrici
Works
- "Calculating Machines," in Encyclopædia Britannica (11th ed., 1911)
- "Geometry," in Encyclopædia Britannica (11th ed., 1911) (Sections I., II., and III.)
- "Perspective," in Encyclopædia Britannica (11th ed., 1911)
- "Projection," in Encyclopædia Britannica (11th ed., 1911)
Works by this author published before January 1, 1927 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.
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