When Eastman Kodak introduced 35mm Tri-X back in 1954, it quickly became the go-to black-and-white film among photojournalists. With its wide latitude—it could be shot at ISOs ranging from 50 all the way up to 3200—Tri-X could handle nearly any situation, from war zones to the urban jungle.

The Kodak Film That’s Been Capturing History for 61 Years