Trove is a collaboration between the National Library of Australia and hundreds of Australian cultural, community and research institutions. Trove offers a single search across millions of items with more than 6 billion digital items available. It is free and available 24/7. Trove categories include: Newspapers and Gazettes; Magazines and Newsletters; Images, Maps and Artefacts; Research and Reports; Books and Libraries; Diaries, Letters and Archives; Music, Audio and Video; People and Organisations plus Websites