Kodachrome, the storied camera film that has documented historic events and everyday lives since the Great Depression, is about to fade into oblivion.

Amid a long-running shift to digital photography, Eastman Kodak Co. said Monday that because of plunging sales, it is ending production of the film it first introduced in 1935. The company said the final batch of the slide film, known for its rich colors and clarity, is being manufactured now in Mexico and that supplies should probably last until the fall.

The...