Items in the library are organized by subject through the Library of Congress classification system. To browse by subject, view the beginning letter(s) of a call number to determine a specific area.
QD 70 Analytical Chemistry
QD 450 Physical & Theoretical Chemistry
QD 140 Inorganic Chemistry
QD 625 Radiation Chemistry
QD 240 Organic Chemistry
QD 700 Photochemistry
Reading Call Numbers
Items in the library are organized by call number. The call number is like an address for the item and allows you to quickly locate items. The call number for each item is listed in its record in the Library Catalog.
Anatomy of a Call Number
BA 276 .O89 1998
Complete call number.
The first two letters correspond to the subject area; look for these first.
Read the numbers before the dot as a whole number.
A letter follows the dot and the numbers after the dot are read as a decimal.
This is the year the item was published.
Items marked as "REF" are for in-library use only, but there are copiers and scanners available. Copies cost $.10 a page. Scanners are free to use, but remember to bring a USB to save your files.
The record will indicate if the item is in a special collection. Items in a special collection are shelved together and are not apart of the regular collection. Lone Star College-Montgomery library has special collection areas for Music, Foreign Language, Leisure Reading, the Student Success and Career Collection, Periodicals, and the Children's Collection.