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Primary Sources in Transportation

About this Guide

This guide represents a selection of resources available through Northwestern University's Transportation Library. It is not intended to be all-inclusive, but a starting point in helping to guide your research. Please contact a librarian for additional assistance or inquiries about collections, items, or subjects.


Search Our Collections

Search for maps 

In addition to the archival collections listed above, users can search for transit maps in the library's catalog:

Select Advanced Search, then under Material Type, choose Maps. If there is a particular city, region, or country that you want to search for, enter that in the search boxes at the left of the page.


Digital Collections at the Transportation Library

Chicago Public Transit


Archival Collections - Buses and Transit