The third follow-up survey of the National Longitudinal Study (NLS) of the High School Class of 1972 was conducted from October, 1976 to May, 1977. From the data gathered, some of the following observations were made: (1) postsecondary school attendance declined from 54 to 25 percent from 1972 to 1976; (2) 39 percent of students who started academic programs in 1972 had obtained a bachelor's degree; 26 percent were still enrolled, and 35 percent had dropped out; (3) only 20 percent of those with bachelor's degrees had enrolled in graduate or professional school; (4) 72 percent were working either full or part-time, 9 percent were unemployed, and 19 percent were not in the labor force; (5) 36 percent of the men and 53 percent of the women were or had been married; (6) more persons belonged to a church than to any other voluntary organization; (7) respondents claimed to have experienced little sex discrimination in education; many blacks and Hispanics felt they had experienced racial discrimination in education, although more felt they had been given special advantages because of their race; and (8) nearly two-thirds believed their high schools should have emphasized vocational programs and practical work experience more. (MH)