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Canons of Library Classification

Canons of Library Classification. By Bhupendra Ratha, Lecturer School of Library and Information Science Devi Ahilya University, Indore Email: bhu261@gmail.com. Canons of library classification.

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Canons of Library Classification

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  1. Canons of Library Classification By Bhupendra Ratha, Lecturer School of Library and Information Science Devi Ahilya University, Indore Email: bhu261@gmail.com

  2. Canons of library classification • The first used of “Canons of library classification” by W C B Sayers then many library science professionals tried to development of Canons of library classification such as E C Richardson, H E Bliss etc. In the 1937 criticized the canons of library classification by Dr. Ranganathan in his book “Prolegomena to library classification”.

  3. Groups of Canons • Canons of Characteristic • Canons of array of classes • Canons of Chain of classes • Canons of Filiatory sequence • Canons of Terminology • Canons of Notation

  4. Canons of characteristics • Classification should be according to characteristics of things, concepts and Substance. • Differentiation • Concomitance • Relevance • Ascertainability • Permanence • Relevant sequence • Consistency

  5. Differentiation Efficiency should be available for the classification of some thing. For ex: Students PG UG Physics chemistry Science Science Arts Commerce

  6. Concomitance • Two characteristics should not use for a facet or subject. For ex: DOB and Age Ist Edition and Publication date

  7. Relevance • Every characteristic should be related to objective of classification. For ex: English language French language

  8. Ascertainability • Every characteristics should fully ascertain. For ex Literature

  9. Permanence • Every characteristics should be permanence whenever do not change in objective of classification. For ex. Changing the name of Periodical time to time.

  10. Relevant sequence • Characteristics of classification scheme should be use to objective of classification in relevant sequence. For ex: In Literature MC+Lang+form+time+work MC+Lang+form+author+work

  11. Consistency • In the scheme should be use of some permanent characteristics according to their sequence. For ex: O[P],[P2][P3],[P4]

  12. Canons of Array of Classes The array of class called to arranged sequence of class according to their importance. • Exhaustiveness • Exclusiveness • Helpful sequence • Consistent sequence

  13. Exhaustiveness • In this canons the arrangement of other things. • For ex: Non Christian religious 290 other languages 490 Literature of other lang. 890

  14. Exclusiveness • Exclusiveness should be available in the classes or subclasses. • For ex: world South America Europe Africa North America Asia

  15. Helpful sequence • In any array of classes arrangement of class or sub-class should be in helpful sequence. • Helpful order within the groups of subjects.

  16. Consistent sequence

  17. Canons of Chain of Classes • Decreasing extension • Modulation

  18. Decreasing extension • For ex: • Asia 4 • India 44 • M.P. 4455

  19. Modulation • World World • Europe • Great Britain Great Britain • England • London London

  20. Canons of Filiatory sequence • Subordinate class • Co-ordinate class

  21. Subordinate class Asia 5 India 54 Western India 547 Gujarat 5475

  22. Co-ordinate class World Europe Africa Asia

  23. Canons of Terminology • Currency • Reticence • Enumerative • Context

  24. Currency • Use of recent or current words in classification scheme.

  25. Reticence • Use of words should not criticized in classification scheme. • For ex: In the 14th ed of DDC use the “minor” word for some authors.

  26. Enumerative • Description of every enumerative words in classification scheme • For ex: Philosophy and psychology in DDC or CC

  27. Context • Context should be given for word that use in different main class. • For ex: Insurance Tax Textile

  28. Canons of Notation • It should be decide that which type notation use for classification. • Relativity • Expressiveness • Mixed notation

  29. Relativity • Representation of every symbol. For ex: The particular symbols for five fundamental categories in Colon Classification such as [P] , [E] : [M] ; [S] . [T] ‘

  30. Expressiveness • Expressiveness should be for every facet. • For ex: Treatment of lungs in India L45:4:6.44

  31. Mixed notation • Mixed notation should be use in classification.

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