Students of the Austin (Texas) Independent School procedures, and results District who had been in first through sixth grade during 1982-83 and were recommended for retention at the end of the year were eligible to attend the 1983 summer school for retainees. The program was designed to provide additional basic skills instruction so that retainees would not fall further behind during the summer and would be better prepared to benefit from the following year's instruction. Data are provided for program features and implementation, short-term objectives, measurement of long-term objectives, and the outstanding program features. A summary of this information plus appendices (labeled A-H) detailing the purpose, for each information source are presented. The information sources include: (1) student characteristics file, (2) employee master file, (3) teacher survey, (4) project records, (5) classroom observations, (6) mastery test records, (7) home contact forms, and (8) comparison group. (PN)