Devices in CC.pptx

Devices in Colon Classification

1. By Pritee Sharma Assistant Professor ( A.C.) School of Library & Information Science Devices in Colon Classification (C.C.)

2. What are the Devices Devices in library classification as components used for forming or sharpening a facet in an analytico -synthetic classification scheme. Based on the characteristic used for this purpose, they are called chronological devices, geographical devices, etc. These devices are used by classification systems wherever helpful and possible and are applicable in all three planes the idea plane verbal plane a the notational plane .

3. Types

4. Chronological Device This devices used for epoch of origin (Date of origin), or birth, on the year of 1 st investigation or discovery etc. Examples :1. Dewey Decimal Classification: 2:51 M76 2. Godan by Premchand,autor born on 1880 his 13th works. : O152, 3M80 ,25 3. Colon Classification Scheme: 2:51N3

5. Geographical Device The Geographical devices (GD) consist in using the appropriate characteristic as country , state , district, continent etc. Examples: 1. Indian Law : Z44 2. Indian History : V44 3. Indian Philosophy : R44 4. Law of England : Z 561

6. Alphabetical Device The alphabetical Devices (AD) consist in using the first or the first two or the first Three etc. Examples: 1. Bashmati Rice Plant : J381 B 2. Shakespear’s Hemlet : O1112J64,H 3. Dushari Mango Plant : J3751D 4. Creta Car : D5133 CRE

7. Subject Device The subject devices consist in using the appropriate class (subject) for the of an isolate, or two main classes are given and it is idenoted by ()Circular brackets. Examples: 1. Hindu Law : Z(Q) 2. Agriculture Library : 2 4(J) 3. Religiou Library : 2 4 (Q) 4. Medical Library : 24 (L)

8. Superimposition Device When an isolate is not scheduled in facet but can be regarded as the mutual denudation Of two of the scheduled isolate it is called super-imposition devices. it is denoted by '-' Hyphen. Examples: 1. Bones of Head : L18-82 2. Arteries of eyes of the man : L185-37 3. Hair of Heads of Female : L9f, 18-881 4. Urban Youth: : Y12-33 5. Working Class women : Y 15-49

9. Mnemonic Device Means add to memory or easy to learn. Examples: God,world,Unity , one dimension, or line solid state used as mnemonic Digit 1 Digit 2: is used as mnemonic for two dimensions, plane, conics form structure etc. Digit 3 used as mnemonic for three dimensions, plane, conics form structure etc. Digit 4: used as mnemonic for heat, pathology, disease, transport, synthesis etc. dimensions, Digit5: used as mnemonic for energy , light, radiation, organic, liquid, water, foreign land pathology, de transport, synthesis, etc. dimensions, Digit 8: used as mnemonic for Travel, organization, fitness

10. Classic Device “A book stimulating other books and literature on itself is a classis” This devices used for classical books basically related to some special classes like Sacred books of Religion, Literature, Sociology etc. The Classic Device (CID) is employed for bringing together the different editons of a classic in a class. It is represented by :g Example: Geeta Saar with Mahabharat , or Ramayan with its slokes , Godan with its criticism