Data Processing

Data Processing is one of the main functions of library to prepare book catalogues and periodical indexes in order to easily searching by the library users. Bibliographic tools applied by the National Library are AACR 2 (Anglo−American Cataloguing Rules (Second Edition) for cataloguing, Dewey Decimal Classification 23 Edition for classification and Sears’ List of Subject Headings 21 Edition. Library catalogues are into both way as card catalogue as OPAC. In order to easily searching to the library collections, the National Library has upgraded the National Library Myanmar Management Software (NLM-Software) as web-based integrated system.
Among the various collections at National Library, local printed books are arranged by the Dewey Decimal Classification System with the purpose to provide open shelve serviceand  user services. Reference books, government publications, rare books and periodical published about1946, Books on Myanmar collection, foreign books, ASEAN collection, UN collection, thesis, gazetteers, etc. arranged by the accession numbers.
The Library is proud of her rich collection of rare and valuable ancient Myanmar manuscripts, palm-leaf and folded paper book (Parabeik) that are regarded as scared objects because the most of them are Buddhist religious texts and commentaries. Some manuscripts contain medical, astrological, mathematical, technical, historical documents and works on customary law. Most of them are at least 100 years old and some of them are about 200 years old.