Incoming Resources
- Life, our century in pictures for young people, edited by Richard B. Stolley ; adapted by Amy E. Sklansky
- The 1900s, James Miller, book editor
- National geographic eyewitness to the 20th century, prepared by the Book Division, National Geographic Society
- Yesterday's future, the twentieth century begins, Michael E. Stevens, editor ; Steven B. Burg, David A. Chang, Reid A. Paul, assistant editors