1940 1% |
620. Column 45. Usual Occupation.-For the purposes of this census, the usual occupation is that occupation which the person regards as his usual occupation and at which he is physically able to work. If the persons is unable to determine this himself, consider as his usual occupation that occupation at which he has worked longest during the past ten years and at which he is still physically able to work.
621. Enter in col. 45 the word or words that most accurately describe the particular kind of work done by each person at his usual occupation as defined above in accordance with the instructions for entering occupation (see pars. 537 to 568). This occupation may or may not be the same as that entered in col. 28.
622. For a person who has never worked continuously for 1 month or more, enter "None" in col. 45 and leave cols. 46 and 47 blank.