Explore Chicago Collections
https://explore.chicagocollections.org/records/?f1-topics=Work%3A%3AIndustries&sort=title&f3-topics=Work%3A%3AIndustries&browse-topics=yes&f2-topics=Events+%26+Movements%3A%3AFairs+%26+Conventions&f4-topics=Events%20%26%20Movements::1933%20World%27s%20Fair&f5-institutions=Chicago%20History%20Museum