S. R. Ranganathan
Born: August 12, 1892
Died: September 27, 1972 (aged 80)
Bio: Siyali Ramamrita Ranganathan was a mathematician and librarian from India. His most notable contributions to the field were his five laws of library science and the development of the first major faceted classification system, the colon classification.
Known for:
- Prolegomena to Library Classification (1937)
- The Five Laws of Library Science (1931)
- Classification and Communication (1951)
- Library Administration (1935)