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DDC

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Lecture Slide Deck.

Lecture Slide Deck.

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Transcript

  • 1. Dewey Decimal Classification & “WebDewey” Brenton Stewart, MSLS, Ph.D.
  • 2. Announcements Next Week • Ignite Project Workshop – No chat next week (Due 11/18) • Metadata System Review (Due 12/2) – start thinking about a site – Archive / Museum – Library OPAC (academic, school, special) – Digital Libraries
  • 3. Last Week • Subject Analysis • Classification Web • How did it go?
  • 4. Dewey Decimal Classification • Melvil Dewey (18511931) • Amherst College Librarian • A Classification and Subject Index for Cataloging and Arranging Books and Pamphlets of a Library ~1876
  • 5. DDC Basic Principles • • • • Decimal Structure Ten main classes Ten divisions in each main class Pure Arabic numbers
  • 6. Image from OCLC
  • 7. Assigning Classification Numbers • Look the subject up in the index • Consult the schedule for the suggested number(s) (WebDewey – click on suggested numbers) • If more than one number is suggested decide which one is the best for the item being classified
  • 8. What do you mean by shellfish? Shellfish: as Marine Animal ( Zoology) Shellfish as Public Health issue Shellfish as human food (Cookbook)
  • 9. Methods of Assigning Numbers • Schedule numbers - these numbers are taken directly from the schedules with no modifications required. • Adding a full number - Combining two numbers from the schedules to create the number assigned. You only do this when instructed to do so in the schedules.
  • 10. Building Numbers Fine Arts Library: IU • Libraries specializing in the fine arts • Libraries = 026 • Fine Arts = 700 • 026 + 700 = 026.7 • (drop the trailing zeros - Dewey classification numbers never end with a zero after a decimal, although they may end with a zero if there is no decimal) Image Source: libraries.iub.edu
  • 11. • • • • • Adding part of a number, e.g., Wages in textile industries 331.2877 Wages 331.28 Textiles 677 The note under 331.28 says "Add to base number 331.28 the numbers following 6 in 620690. • The classification number for textiles is 677. Only the 77 is used as per the instructions.
  • 12. BIOGRAPHY • Classification of Biography • • Biography 920 Possible treatments - depends on needs of library and whether local policy dictates that all biographies be shelved together in one section or classified by subject orientation.
  • 13. “B” “BIO”
  • 14. DRILL DOWN THROUGH SCHEDULES! LEVEL ONE LEVEL TWO LEVEL THREE LEVEL FOUR Image Source: Wikipedia
  • 15. Dewey Exercise • Laws regarding loans • Dictionaries, Encyclopedias, Concordances • Hierarchy
  • 16. EXAMPLE 1: Classification
  • 17. EXAMPLE 2 • Dictionary of Biological terms
  • 18. EXAMPLE 3: Hierarchy
  • 19. Hierarchy

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