Interviewer instructions
99. <span class="em">Year of naturalization if formerly an alien</span>. This question, in column 13, applies only to persons 21 years old and over who were born in some other country than the United Kingdom or any of its dependencies. It does not apply to foreign-born persons under 21 years of age, or to persons born in any part of the British Empire. If a person has applied for papers but has not yet reached the full status of citizenship, the fact should be indicated by writing the letters 'pa' for papers.