Finding BooksBooks in the EPSc Library are arranged on the shelves according to their Library of Congress classification number.
What is a Library of Congress classification number?
|Here is an example of a Library of Congress call number:|
|QE||Subject area for the book|
|515||Number for a more specific subdivision of the subject area|
|N 67||Number for the main entry (individual book)|
|How do I use this number to find a book?
In the stacks, books are arranged first by the letters of the subject area designation in alphabetical order:
|Books with the same subject area designation are then arranged by the designation for the subject subdivision in numerical order:|
|Books with subdivision designations containing decimals are arranged by the numbers following the decimal point in decimal order:|
|Books with the same subject area and subdivision designations are then arranged by the main entry designation, with the numbers arranged in decimal order:|
Finding special types of books
The following types of books may be shelved separately from those in the main stacks:
Oversized books (designated by the symbol 4o at the end of the call number). Example:
Reference books, which may only be used in the library, are identified by the designation REF at the beginning of the call number. Example: