Each book, video and CD has a unique call number. Think of the call number as an address that tells you where an item is in the library.
Call numbers can begin with one to three letters which indicate the item's broad subject area.
The following lines consist of numbers and a combination of letters and numbers. It may appear confusing at first, but use these tips on how to read them and you'll understand in no time. The first line should be read alphabetically. The second line should be read numerically. The third line should be read alphabetically first, then the number should be read as a decimal.