The total collection of the library has been divided into different sections according to the language they are published. In addition there are periodicals and children's sections.
The Hindi collection
MAPS AND PHOTOGRAPHS:
The library has district-wise maps of Nepal and other maps and atlases in its possession. The users can fully exploit them upon request. There are some photographs of Kings and some well known personalities of Nepal.
Audio visual materials are one of the important parts of its collection. There are some audio cassettes and video tapes deposited as copyright and some number of encyclopaedias and other databases in CD-ROM. JICA has donated some Japanese animation video tapes to add into the Children's Section of the library. Educational videos are useful especially for children. Such materials can be used within the premises of library.
REPORTS & THESIS:
The library has some governmental and other reports in closed access. These can be used upon request.
This library has more than 1200 theses and dissertations of Ph.D. and Master Degree. These theses and dissertations are received from Tribhuvan University Central Library, Kathmandu University and other institutions. The theses and dissertations submitted to the Ministry of Education and Sports for Mahendra Vidya Bhusan are also collected here. These dissertations and theses are in closed access and are available upon request.
NNL has been designated as the "Depository Library" for the publications of ADB since August 2001. The collection is available upon request.