It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Credo is an easy-to-use tool for research projects. Search in hundreds of encyclopedias, dictionaries, thesauri, quotations, and subject-specific titles, as well as 200,000+ images and audio files, and nearly 100 videos.
