The State Library of NSW has partnered with Flickr to provide unprecedented community access to its extensive archive of photographs.
This is the first ever partnership between Flickr and an an Australian library.
100 images have initially been made available, and can be viewed here.
Among them are in image of Australia's first commercially produced amphibious car - the German Amphicar; photos from the first Australiasian Antarctic Expedition and shots from the opening of the Harbour Bridge.
And a special category, 'Australian Women's firsts' celebrates the accomplishments of famous and notable Australian females.
More images will be added on a regular basis.