Library Catalog System

A library catalog system keeps records for al bibliographic items .

Bibliographic items:

• books
• computer files
• graphics
• realia,
  
• cartographic

Before librarian keep their records by using library cards. Still, we can find it some places. After coming to www, people are interested to see any information by internet (you can download or access pdf format of book so that you do not need to go library physically)

History:
AS far I know from history, library catalogues are introduced by in the house of wisdom. Then, there was a big collections of books of 7th and 8th centuray in Iraq during Islamic Renaissance. They used totally different catalogue syem in their library.

Later on , Hulagu khan attacked Iraq and distroyed and burnt all books.

Ref:http://liswiki.org/wiki/History_of_the_card_catalog

Here is some wonderful tools for cataloging
Ref : http://www.lib.berkeley.edu/Catalogs/