Read the FAQ Page at: http://www.ancestry.com/search/io/help/faq.htm Read the Press Release at: http://www.myfamilyinc.com/pressroom/censusannounced.htm Learn more about the MrSID free browser plug-in at: http://www.ancestry.com/search/io/plugin.htm View samples from various censuses: 1860 Census http://www.ancestry.com/search/io/about/sample.htm?sample=USCensus1790.sample. census1790&snumber=2 1870 Census http://www.ancestry.com/search/io/about/sample.htm?sample=USCensus1790.sample. census1860&snumber=3 1900 Census http://www.ancestry.com/search/io/about/sample.htm?sample=USCensus1790.sample. census1870&snumber=4