Sunday, November 21, 2010

What the Library Catalogue is and How it Works


A phrase library catalogueconsists of two words, the library and the catalogue. A library is a building or a room of a building. It keeps books, periodicals, audiovisual materials, and more for people to read, listen or watch. A catalogue is a list of library materials in the library.

Most libraries allow their patrons to borrow books for a certain period. On this occasion, there are enormous or restrictive amount of holdings in the library according to their sizes and specialities. Whether more or less, it seems to be difficult to search for a necessary information. However, it is very easy to find where, how and what we want among numerous subjects. It is the reason for well development of technical know-how.

How the Library Catalogue Create?

A card catalogue is a true proof of one of the library tools in under developed countries. Nowadays it has become an online catalogue in developed countries. A library catalogue is made up of the card catalogues on which books are catalogued according to the AACR (Anglo American Cataloguing Rules), and filed alphabetically for the library users. Each and every card is an enumeration of  all the resources of a library. So, its function is to assist a library patron. How does it help the users? It is actually a guide to find out whether some information we want is available at the library.

What's in the Catalogue?
Librarians make descriptive catalogues of their collections. They have interesting piece of information about the publication data such as authors, titles, edition, publishers, date, page, etc. Moreover, it shows the publication shelved by call number i.e. the combination of the Dewey Decimal Classification number and Author's initial letters. The Accession number on it gives how many copies the library owns, and lots of other information. All of detailed information for every collection are organized together on card catalogues respectively. Therefore, the users can find things in it promptly.

Like a Guidebook

The library catalogue is like a guidebook that gives information for tourists about a city or country.
Similarly, the catalogue will connect the people to the books, periodicals, documents and digital resources, etc. that you seek in the library. Which way does it join?
The catalogue:
[1] shows what the library owns (holdings)
[2] tells us where the collections are 
[3] explains how to get a certain publication 
It gives us also__whether the publication is available or not; if not, the reservation is allowed.

The Amazing and Interesting Library Catalogue
The current online catalogue can hold the infinite variety of information. The traditional old card catalogue keeps the limited publication data in its capacity. The online catalogue contains more information and more searching techniques than the old one. It also has easy connection among other libraries by means of computers. Thus, the library catalogue is not the same as the web, because the two searchings are different between the catalogue and the World Wide Web.

By contrast, our use of www has increased enormously. The reason is that people feel better in abundant knowledge. The World Wide Web contains billions of web pages. But they have no quality control. The readers cannot be sure that information on web is correctly edited or misleading, current or outdated, useful or useless.

Today websites had played a major role in an important information source. Nobody can refuse to accept. Because of that clear conception of Internet knowledge, most librarians are making the library catalogues have links to www.

Posted by Nyan U



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