This was often the street and sometimes
the number or name of the house too
First name and surname
For anyone aged 15 or over this was
rounded down to the nearest 5 years.
e.g. An entry of 15 means aged from 15 to 19; an entry of 20 means
aged from 20 to 24, etc.
Whether the household was in their county of birth
Whether they were born in Scotland (S), Ireland (I) or a foreign country