| Title | Category | Subcategory | Records |
|---|---|---|---|
| Airmen Died In The Great War, 1914-1919 | Armed Forces & Conflict | First World War | 9,514 |
| Alabama County, Butler, History (Published 1885) | Newspapers, Directories & Social History | Social History | 311 |
| Alabama State Census 1855 | Census, Land & Surveys | Census | 34,915 |
| Alabama State Census 1866 | Census, Land & Surveys | Census | 238,471 |
| Alabama, Clarke County, History (Published 1923) | Newspapers, Directories & Social History | Social History | 362 |
| Alabama, Deaths, 1908-1974 | Life Events (BMDs) | Civil Deaths & Burials | 1,856,346 |
| Alabama, Land Patent Index | Census, Land & Surveys | Land & Estates | 8,483 |
| Alabama, Revolutionary War Soldiers (Published 1911) | Newspapers, Directories & Social History | Social History | 131 |
| Alabama, Woodward's Reminiscences Of The Creek or Muscogee Indians (Published 1859) | Newspapers, Directories & Social History | Social History | 175 |
| Alabama, Her History, Resources, War Record, and Public Men (Published 1872) | Newspapers, Directories & Social History | Social History | 717 |
| Alberta, Canada, Metis National Council Historical Online Database Index, 1770-1919 | Census, Land & Surveys | Census | 60,717 |
| Alberton Cemetery Monumental Inscriptions | Life Events (BMDs) | Parish Burials | 15 |
| Aldine History Of New South Wales | Newspapers, Directories & Social History | Social History | 1,369 |
| Aldine History Of Queensland | Newspapers, Directories & Social History | Social History | 1,084 |
| Aldine History Of South Australia | Newspapers, Directories & Social History | Social History | 1,090 |
| Aliens Registered In The Northern Territory 1916-1921 | Travel & Migration | Migration | 1,765 |
| All Australia Memorial | Armed Forces & Conflict | First World War | 580 |
| Almanac Of Ye Olde Time British Whig For Ye Year Anno Domini 1903 | Newspapers, Directories & Social History | Directories & Almanacs | 47 |
| Alphabet Of First Things In Canada | Newspapers, Directories & Social History | Directories & Almanacs | 157 |
| Alumni Dublinenses - 1924 Edition | Education & Work | Schools & Education | 29,883 |