Database of more than 25,000 tests and other measurement devices, most of which were created by authors outside ETS. It makes information on standardized tests and research instruments available to researchers, graduate students and teachers. Includes information about tests from the early 1900s to the present. The tests in this collection were acquired from a variety of U.S. publishers and individual test authors. Foreign tests are also included in the collection, including some from Canada, the United Kingdom and Australia.