Primary sources catalogue
| Document Title | Archive |
|---|---|
| 1890 Census of the city of Krakow | Digital Library of Malopolska |
| Census Returns of England and Wales, 1911. Kew, Surrey, England: The National Archives of the UK (TNA), 1911. | The National Archives |
| Censuses and registers | State Archive of Padua |
| Folketælling (Vestindien) | Statistical Society of Denmark |
| Institute for Statistics | Croatian State Archives |