1. Shiyali
Ramamrita
Ranganathan
(August, 9,1982- September 27, 1972

2. The father of library
science in India
He introduced the
Colon Classification
System, which classifies
all knowledge into
broad, fundamental
concepts.

3. His five laws of Library science was
widely accepted as a definitive
statement of the ideal of library
service.
He also drafted plans for a national
and several state library systems,
founded and edited several journals,
and were active in numerous
professional associations.

4. Each main classes comprises five
fundamentals facets, or groups:
personality
matter
energy
space
time

5. Colon Classification System
•It is derived from the name its
use of the colon in its notation
scheme.
•The Colon Classification
System divides these concepts
into several distinguishing
characteristics, which
Ranganathan called facets.

6. •The classification system uses colon
(:) to distinguish between the various
facets in a single notation.
•Init, there are 108 main classe s and
10 generalized classes (broadly
divided between the humanities and
sciences), which are represented by a
mixed notation of Arabic numerals
and Roman and Greek letters.

7. Lee Pierce
Butler
(1884-1953)

8. A professor, rare book curator, and
the son of John Pierce Butler.
He traveled abroad, where he
collected extensively and became
exceedingly well known to the English
and Continental booksellers.
 He is also partially credited with
assuring that the massive vollbehr
collection of incunables.

9. In 1931, Butler become the faculty of
university of Chicago in the graduate
library school as a professor of
bibliographical history.
 The fullest articulation of his advocacy of
social scientific ideas, notably
quantification and its concomitant
precision, can be found in his now classic
Introduction to Library science (1933).

10. Insimplistic terms, their
conflict was the start of the
qualitative versus quantitative
debate in librarianship.
Butler referred to many of the
developments within librarianship
as scientist and began to argue for
something more– a deeper, more
spiritual librarianship.

11. His memberships included the
American Library Association,
the American Institute for the
Graphic Arts, the Caxton Club,
Society for Typographic Arts, and
the Chicago Literary Club, while
a visiting professor at the
University of North Carolina at
Chapel Hill.