Records of the Passport OfficeFO 6101795-1948Foreign Office: Chief Clerk's Department and Passport Office: Passport Registers
This series contains registers of passports issued, showing the intended destination of the applicant.
The search register of passport applications for 1851-1856, 1858-1862 and 1874-1903 has been digitised by an external company unassociated with The National Archives and are searchable through their website.