Brief annotations of the instruments acquired by the Test Collection of Educational Testing Service from January through March of 1971, whether published in the U. S. or abroad, are provided. A special Head Start Test Collection has also been established to provide information about instruments for those engaged in research or project direction involving young children. Also included are announcements of tests soon to be available; tests no longer available; test distribution changes; test reviews; and, a brief annotation for new reference materials in the field. New addresses for publications and publishers are also listed as are addresses of all publishers or organizations whose materials and services are mentioned in the Bulletin. (CK)