Here are some suggested subject headings to use in PittCat to find collections of speeches:
American Political Rhetoric : Essential Speeches and Writings on Founding Principles and Contemporary Controversies by 
Essential Documents of American History, Volume I by 
Essential Documents of American History, Volume II by 
Speech Index : an index to collections of world famous orations and speeches for various occasions by 
The Words That Shook the World : 100 years of unforgettable speeches and events by 
From Megaphones to Microphones : Speeches of American Women, 1920-1960 by 
Great Speeches by Native Americans by 
The Will of a People : A Critical Anthology of Great African American Speeches by 
