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  1. 1. MARC Machine Readable Cataloging Presentation by: Khalid MahmoodDept. of Library & Information Science, Punjab University, Lahore 1
  2. 2. FIELD Group of one or more data elements defined and manipulated as a unit.e.g. Title Field Imprint Field Series Field 2
  3. 3. TAG Labels for fields.e.g. 245 Title Proper 260 Imprint 3
  4. 4. INDICATORSTwo characters at the beginning of each field.They provide additional information about thefield.e.g. 245 Title Proper Indicator 1 0 No title added entry 1 Title added entry Indicator 2 0-9 Non-filing characters 4
  5. 5. SUBFIELDData elements within fields.e.g. Imprint field contains: Place of Publication Publisher Date of Publication Shown as: $a, $b, $x 5
  6. 6. REPEATABLE FIELDA field that may occur more than once in arecord.e.g. Author Field Subject Field 6
  7. 7. RECORDThe collection of fields containing all data elements of a given unit of information.e.g. A Book A Map A Serial Title 7
  8. 8. LEADERData elements that provide information for the processing of the record.Contains numbers or coded values.Fixed length of first 24 characters.Generated automatically by computer. 8
  9. 9. LEADER00-04 Logical record length05 Record status06 Type of record07 Bibliographical level08 Type of control09 Undefined10 Indicator count11 Subfield code count12-16 Base address of data17 Encoding level18 Descriptive cataloging form19 Linked record requirement20 Length of the length-of-field portion21 Length of the starting-character-position portion22 Length of the implementation-defined portion23 Undefined 9
  10. 10. DIRECTORYA series of entries that contain the tag, length, and starting location of each variable field within a record.Contains 12 characters for each field.Constructed automatically. Starting Field characterTag length position050 0012 00056 10
  11. 11. VARIABLE FIELDS0XX Control information, numbers, codes1XX Main entry2XX Titles, statement of responsibility, edition, imprint3XX Physical description4XX Series statements5XX Notes6XX Subject added entries7XX Added entries other than subject or series8XX Series added entries9XX Local use 11
  12. 12. MARC FILE01054nam 2200325 a450000100070000000500170000700800410002403500210006590600450008601000170013102000130014802500140016104000180017504300120019305000080020508200320021310000160024524501080026125000120036926000290038130000250041050000470043550000510048250000200053365000350055365000620058870000180065098500120066899100480068049539519850619000000.0850119s1984 ii 001 0 eng 9(DLC) 84903078a7bcbccorignewd2encipf19gy-gencatlg a 84903078 cRs100.00 aI E 48429aDLCcDLCdDLC aa-ii---00aLAW00a343.5405/32a345.4035322191 aSeth,H. B.10aHindu undivided family under direct tax laws /cby H.B. Seth and B.G.Gandhi ; foreword by M.S. Yajnik. a2nd ed. aIndore :bWadhwa,c1984. axl,307 p. ;c25 cm. aSpine title: H.U.F. under direct tax laws. aLatest case lawupto May 1984: p. [xxix]-xl. aIncludes index. 0aJoint familyxTaxationzIndia.0aInheritance and transfer taxxLaw and legislationzIndia.1 aGandhi, B. G.eAPF/OVR bc-LLhLAW INDI Seth 1984 tCopy 1wBOOKS 12
  13. 13. DATA ENTRY IN MARC 13
  14. 14. DATA ENTRY IN MARC 14
  15. 15. OUTPUT IN MARC 15
  16. 16. WHY MARC FORMATS DIVERGE? Purpose of development Different cataloguing standards Different subject control and classification systems Different official languages Different language scripts Different character sets and codes Technical differences 16