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WHAT DO ALL THOSE
NUMBERS MEAN ANYWAY?

        UNDERSTANDING
     LIBRARY OF CONGRESS
         CALL NUMBERS
?
          How are Books Arranged in Our Library




Library classification systems arrange books on the library shelves by
    a. Author
    b. Title
    c. Year of Publication
    d. Subject
?
          How are Books Arranged in Our Library




Library classification systems arrange books on the library shelves by
    a. Author
    b. Title
    c. Year of Publication
    d. Subject
Library of Congress Classification System
     Arranges books and videos A - Z by Subject

   A       General Works
   B       Philosophy, Religion
   C       Auxiliary sciences of history, Biography
   D       History--Old World
   E-F     History--America
   G       Geography, Anthropology, Recreation
   H       Social Sciences
   J       Political Science
   K       Law
   L       Education
   M       Music scores and books on music
   N       Fine Arts
   P       Language and Literature
   Q       Science
   R       Medicine
   S       Agriculture
   T       Technology
   U       Military Science
   V       Naval Science
   Z       Bibliography, Library Science
You’ve found a book with the call number
                     BC 15.5 .D4


       How do you read this call number?




Main
BC
15.5
.D4
You’ve found a book with the call number
                        BC 15.5 .D4


       How do you read this call number?

         Location in the Library - Main or Ref or Video….




Main
BC
15.5
.D4
You’ve found a book with the call number
                        BC 15.5 .D4


       How do you read this call number?

         Location in the Library : Main or Ref or Video….

         Broad LC Subject Area – read alphabetically A - Z

Main
BC
15.5
.D4
You’ve found a book with the call number
                        BC 15.5 .D4


       How do you read this call number?

         Location in the Library : Main or Ref or Video….

         Broad Subject Area – read alphabetically A - Z

         Narrower Subject Area – read as a regular number
Main
BC
15.5
.D4
You’ve found a book with the call number
                        BC 15.5 .D4


       How do you read this call number?

         Location in the Library : Main or Ref or Video….

         Broad Subject Area – read alphabetically A - Z

         Narrower Subject Area – read as a regular number
Main
BC       Read the letter A – Z and the number as a decimal
15.5
.D4
Let’s put these in the right order




Main   Main       Main        Main          Main   Main
BC     BC         B           BC            BC     BC
15.5   15.5       351         15.5          2      10
.D31   .D3        .C3         .D4           .C3    .C3
Main   Main   Main   Main   Main   Main
BC     BC     B      BC     BC     BC
15.5   15.5   351    15.5   2      10
.D31   .D3    .C3    .D4    .C3    .C3




              1
Main   Main   Main   Main   Main   Main
BC     BC     B      BC     BC     BC
15.5   15.5   351    15.5   2      10
.D31   .D3    .C3    .D4    .C3    .C3




              1              2
Main   Main   Main   Main   Main   Main
BC     BC     B      BC     BC     BC
15.5   15.5   351    15.5   2      10
.D31   .D3    .C3    .D4    .C3    .C3




              1              2       3
Main   Main   Main   Main   Main   Main
BC     BC     B      BC     BC     BC
15.5   15.5   351    15.5   2      10
.D31   .D3    .C3    .D4    .C3    .C3




       4      1              2       3
Main   Main   Main   Main   Main   Main
BC     BC     B      BC     BC     BC
15.5   15.5   351    15.5   2      10
.D31   .D3    .C3    .D4    .C3    .C3




 5     4      1              2       3
Main   Main   Main   Main   Main   Main
BC     BC     B      BC     BC     BC
15.5   15.5   351    15.5   2      10
.D31   .D3    .C3    .D4    .C3    .C3




 5     4      1       6      2       3
If you can put these books spines in order,
    you can find books in our Library !

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Reading LC Call Numbers

  • 1. WHAT DO ALL THOSE NUMBERS MEAN ANYWAY? UNDERSTANDING LIBRARY OF CONGRESS CALL NUMBERS
  • 2. ? How are Books Arranged in Our Library Library classification systems arrange books on the library shelves by a. Author b. Title c. Year of Publication d. Subject
  • 3. ? How are Books Arranged in Our Library Library classification systems arrange books on the library shelves by a. Author b. Title c. Year of Publication d. Subject
  • 4. Library of Congress Classification System Arranges books and videos A - Z by Subject A General Works B Philosophy, Religion C Auxiliary sciences of history, Biography D History--Old World E-F History--America G Geography, Anthropology, Recreation H Social Sciences J Political Science K Law L Education M Music scores and books on music N Fine Arts P Language and Literature Q Science R Medicine S Agriculture T Technology U Military Science V Naval Science Z Bibliography, Library Science
  • 5. You’ve found a book with the call number BC 15.5 .D4 How do you read this call number? Main BC 15.5 .D4
  • 6. You’ve found a book with the call number BC 15.5 .D4 How do you read this call number? Location in the Library - Main or Ref or Video…. Main BC 15.5 .D4
  • 7. You’ve found a book with the call number BC 15.5 .D4 How do you read this call number? Location in the Library : Main or Ref or Video…. Broad LC Subject Area – read alphabetically A - Z Main BC 15.5 .D4
  • 8. You’ve found a book with the call number BC 15.5 .D4 How do you read this call number? Location in the Library : Main or Ref or Video…. Broad Subject Area – read alphabetically A - Z Narrower Subject Area – read as a regular number Main BC 15.5 .D4
  • 9. You’ve found a book with the call number BC 15.5 .D4 How do you read this call number? Location in the Library : Main or Ref or Video…. Broad Subject Area – read alphabetically A - Z Narrower Subject Area – read as a regular number Main BC Read the letter A – Z and the number as a decimal 15.5 .D4
  • 10. Let’s put these in the right order Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3
  • 11. Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3 1
  • 12. Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3 1 2
  • 13. Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3 1 2 3
  • 14. Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3 4 1 2 3
  • 15. Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3 5 4 1 2 3
  • 16. Main Main Main Main Main Main BC BC B BC BC BC 15.5 15.5 351 15.5 2 10 .D31 .D3 .C3 .D4 .C3 .C3 5 4 1 6 2 3
  • 17. If you can put these books spines in order, you can find books in our Library !