Fri, 05/24/2024 - 10:22 Tech Insider Product shot of a McDonald's Big Mac hamburger in 1977.Henry Groskinsky/The LIFE Images Collection/Getty Images Tags Food, Retail, Features, McDonalds, 1970s, fast-food, vintage-photos, drive-thru, Burgers, big-mac Source Photos show what it was like to eat at McDonald's in the 1970s