Advantages and Disadvantages of Colon Classification (CC)

Library Colon classification (CC) is a system of library classification developed by S. R. Ranganathan. It was the first ever faceted library classification. The first edition was published in 1933.


Advantages / benefits of Colon Classification:


  1. Due to a sound theory and the provision of a hospitable notation, Colon classification is capable of giving a unique number for almost every subject.
  2. The systematic order and the degree of detail due to analysis and synthesis are two great virtues of CC. As a result, it has achieved two objectives:colon Classification
  • Provision of a helpful order ineach class, and
  • Facility in locating a given topic whether it is simple, compound orcomplex.

3. It is claimed that CC can be effectively used in a computer-aide document finding system.

Disadvantages/ Limitations of Colon Classification:

  1. The major drawback of CC is that there exists no machinery to keep up the revision work as in the case of DDC and UDC.
  2. The guidance provided in the recently published seventh edition is not enough and lacks clarity at places.
  3. It calls for a manual with numerous examples to explain the application of various rules.
  4. It is far from simple, the virtue most cherished by the users.


References: (This document is created from available online documents from the web)

  • KRISHAN KUMAR. Theory of classification. 1993. Vikas Publishing; New Delhi.
  • SHARMA (C D). Use of libraries: A guide to better use of libraries and their resources. 1978. Metropolitan Book; New Delhi.
  • INDIRA GANDHI NATIONAL OPEN UNIVERSITY (IGNOU). Unit 2: Needand purpose of library classification. IGNOU; New Delhi.
  • HUSAIN (Shabahat). Library classification: Facets and analyses.1993. B. R. Publishing Corporation; Delhi.
  • HARRISON (Colin) and BEEHAM (Rosemary). The basics of librarianship.1985. Clive Bingley; London.
  • DUTTA (Dwijendranath). Library classification: Theory and practice. 1962. TheWestern Book Depot; Nagpur.
  • CHOWDHURY (G G). Introduction to modern information retrieval. Ed. 3.2004. Facet Publishing; London.
  • THAKUR (S). UGC NET/SLET: Library and information science. 2007. Danika Publishing Company; New Delhi.

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Declaration: Articles shared in this blog are collected from different sources available on the internet to help students of Library and Information Science. Sources are mentioned in the reference section of the article. If you have any objections about the content of this blog, feel free to contact the site admin at

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