When researching for costume design, your inspiration and ideas will take you in many directions. Don't be afraid to step out of your comfort zone of internet research and explore other options. In this guide are suggestions for other places to look for inspiration for your design work, as well as technical guidelines for using library resources.
There are a variety of things you may need while conducting your research: images of clothing, descriptions of clothing, inspirational images, descriptions and images of customs, and more. This guide will help you get started, and you are only limited by time and your imagination.