Vital and health statistics: Series 21, Data from National Vital Statistics System. 2. Demographic characteristics of persons married between Jan. 1955-June 1958, United States, age at marriage and marriage order of husbands and wives from Jan. 1955-June 1958, by color, residence, husband's occupation and status as bead of household, and status of wire in labor force. Data on couples living in June 1958 in households included in nationwide survey; [by Carl E. Ortmeyer].