Image: David Falconer. "When the Major Home Oil Dealer Ran Out of Fuel a Special Board Was Activated..." 1973. U.S. National Archives on Flickr Commons.
You'll find many references in the course of your research. Make sure you keep track of what you find! The library offers some great tools to help, such as Zotero. Both Mann Library and Olin & Uris Libraries offer workshops in using Zotero.
The next one is on March 7, and is online: Introduction to Zotero via Zoom.
OR: you can watch this video of a previous workshop, Introduction to Zotero, a WebEx recording from 2/11/2016 (47 min).