Explore Chicago Collections
https://explore.chicagocollections.org/records/?f2-cities=Chicago&f3-topics=Events+%26+Movements%3A%3AIroquois+Theater+Fire&f4-topics=Events+%26+Movements%3A%3ADisasters&f1-topics=Events+%26+Movements%3A%3AIroquois+Theater+Fire&sort=title