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Access to information about parliament and government through the PPS is critical to Australian democracy and the collection of PPS in hard copy provides primary source material for this information service . The collection also contains demographic data from the U. S. Census Bureau and spatial data — such as county boundaries — from various sources . Currently , browsing of some parts of the collection that are still in call number order is possible on an appointment basis . In Canada the most prominent scientific landscapes were open books into a world where the collection and dissemination of scientific knowledge was consciously and successfully harnessed to nation-building .