collection also holds a number of European and Asian manuscript collections or single items have been received as part of formed book collections. The Australian manuscript collections date from the period of maritime exploration and settlement in the 18th century until the present, with the greatest area of strength dating from the 1890s onwards. The collection includes a large number of outstanding single items, such as the 14th century Chertsey Cartulary, the journal of James Cook on HM Bark Endeavour, inscribed on the Memory of the World Register in 2001, the diaries of Robert O'Hara Burke and William John Wills from the Burke and Wills expedition, and Charles Kingsford Smith's and Charles Ulm's log of the Southern Cross. A wide range of individuals and families are represented in the collection, with special strength in the fields of politics, public administration, diplomacy, theatre, art, literature, the pastoral industry and religion. Examples are the papers of Alfred Deakin, Sir John Latham, Sir Keith Murdoch, Sir Hans Heysen, Sir John Monash, Vance Palmer and Nettie Palmer, A.D. Hope, Manning Clark, David Williamson, W.M. Hughes, Sir Robert Menzies, Sir William McMahon, Lord Casey, Geoffrey Dutton, Peter Sculthorpe, Daisy Bates, Jessie Street, and Eddie Mabo and James Cook both of whose papers were inscribed on UNESCO's Memory of the World Programme Register in 2001. The Library has also acquired the records of many national non-governmental organisations. They include the records of the Federal Secretariats of the Liberal party, the A.L.P, the Democrats, the R.S.L., the Australian Inland Mission, the Australian Union of Students, The Australian Ballet, the Australian Elizabethan Theatre Trust, the Australian Institute of Urban Studies, Australian Industries Protection League, the Australian Conservation Foundation, and the Australian Council of National Trusts. Finally, the Library holds about 37,000 reels of microfilm of manuscripts and archival records, mostly acquired overseas and predominantly of Australian and Pacific interest. The National Library's Pictures collection focuses on Australian people, places and events, from European exploration of the South Pacific to contemporary events. Art works and photographs are acquired primarily for their informational value, and for their importance as historical documents. Media represented in the collection include photographs, drawings, watercolours, oils, lithographs, engravings, etchings and sculpture/busts. Services The National Library of Australia provides a national leadership role in developing and managing collaborative online services with the Australian library community, making it easier for users to find and access information resources