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Finding Books

Books 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:
QESubject area for the book
515Number for a more specific subdivision of the subject area
N 67Number for the main entry (individual book)
1994Publication date
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:

GB 1092
W 19
1965
QC 481
B 53
1985
QE 515
N 67
1994
TN 269
G 732
1991
Books with the same subject area designation are then arranged by the designation for the subject subdivision in numerical order:
QE 294
T 38
1991
QE 501
L 34
1977
QE 515
N 67
1994
QE 728
C 2
1988
Books with subdivision designations containing decimals are arranged by the numbers following the decimal point in decimal order:
QE 515
N 67
1994
QE 515.2
W 18
1958
QE 515.24
F 59
1993
QE 515.3
I 23
1987
Books with the same subject area and subdivision designations are then arranged by the main entry designation, with the numbers arranged in decimal order:
QE 515
B 25
1995
QE 515
N 555
1989
QE 515
N67
1994
QE 515
N 7
1981

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:

QE 525
T 48
1985
4o

Reference books, which may only be used in the library, are identified by the designation REF at the beginning of the call number. Example:

REF
Z 675
U 5
R 76
1991

Reserve books are arranged by EPSc Department course number. These books are identified by the round sticker on the spine which indicates the course number.
Reserves policies   Renewal procedures