Related Guides
World Building
Any of the resources listed under "history" and "news" may also be used as you build a world. You might also want to think about the science of your world, language or mechanics.
Relevant Science Books
Manuals
Look for books or manuals on your topic written at different stages of its development, for example, a book on photography from 1895. You can do that by using the advanced search and limiting by year
