The Library keeps an extensive collection of 'Grey Literature' composed of material that has either been donated or purchased by the Commonwealth Secretariat, it is organised both regionally and by subject area.
This material covers books, serials, pamphlets and leaflets and includes government publications, conference reports, discussion papers, working papers and a wide range of other of material.
Publications from related international organisations such as the World Trade Organization (WTO), World Bank, United Nations (UN), and Organization for Economic Cooperation and Development (OECD) are also included in the collection.
It is a uniquely useful resource for discovering more obscure and difficult to obtain material.