Longitudinal; Surveys in 1957, 1963, and a final interview in 1963 - 1967. Questions were asked about the couple's attitudes toward family planning, personal goals, work, leisure, religion, world problems. Detailed questions were asked about the planning status, timing, and wantedness of each birth. Contraceptive use, intentions for future childbearing, periods of separation, and opinions on abortion are also recorded.
