The Archives Department maintains the institutional archives for The Principia, a private educational institution serving preschool through college students, located in St. Louis, Missouri, and Elsah, Illinois. In addition to the institutional records, there are a few special collections.
Read about just some of our many collections.
Read Them Here >
A list of materials that Principia would like to have in its collection.
View The List >
Request form for use of archives for research.
See It Here >
1 Maybeck Place
Elsah, Illinois 62028