Among other denominations the Jewish congregations and the Latter Day Saints were the largest.

The Latter Day Saints (Mormons) had (1908) 82 churches in Great Britain.

One of the largest genealogy search engines and databases is Family Search, the website of the Family History Library, owned and operated by The Church of Jesus Christ of Latter Day Saints.

Personal Ancestral File (PAF) is a free genealogy software program offered by The Church of Jesus Christ of Latter Day Saints at Family Search.org.

Another invaluable free resource is The Church of Jesus Christ of Latter Day Saints.