US, UK, and Canadian census records. Ancestry.com has searchable indexes; database results and some digitized images are available with a fee-based subscription. Free articles and helpful research materials.
New Horizons Genealogical Services has launched the South Dakota State Census Transcription Project, it is our goal to get the complete South Dakota census and mortality schedules transcribed and published on the internet. We have links on our site to most known records already transcribed.