Now, this title has 27,772 entries from over 300 registers of the Foreign Office, series FO, archived at TNA. The entries, transcriptions and images, originate from embassies and consulates, mostly for births, deaths and marriages. The collection is also browsable.
A few other miscellaneous entries for passports, interments, wills, deeds, declarations, oaths, and consular notarial acts may be found.