DATA COLLECTED FROM 15 YEARS OF PSYCHOLOGICAL TESTING UNDER THE APTITUDES RESEARCH PROJECT IN THE DEPARTMENT OF PSYCHOLOGY, UNIVERSITY OF SOUTHERN CALIFORNIA, WERE MICROFILMED OR KEYPUNCHED AND MADE AVAILABLE TO EDUCATORS, PSYCHOLOGISTS, AND GRADUATE STUDENT RESEARCHERS. EACH TEST HAD BEEN ADMINISTERED TO ABOUT 600 EXAMINEES. STUDENT HAND-WRITTEN OR SKETCHED RESPONSES, ON AN AVERAGE OF 3 PAGES EACH, FOR ABOUT 250 TESTS WERE MICROFILMED IN APPROXIMATELY 500,000 FRAMES. RESPONSES FOR ANOTHER 250 TESTS WHICH USED ANSWER SHEET FORMATS WERE KEYPUNCHED ON IBM CARDS. APPENDICES LISTED MICROFILMED DATA BY REPORT-AND-FILM CODES AND KEYPUNCHED DATA BY REPORT NUMBER. KEYPUNCHED MATERIAL INCLUDED CORRELATION MATRICES FROM ALL OF THE REPORTS. (JM)