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This Week in History

August 5, 1969

NLM Uses Microfilm to Prevent the Loss of Deteriorating Biomedical Literature

Back of woman seated at microfiche table, among rows of files

NLM has five mobile microfilm cameras which save many hours of sorting,

The National Library of Medicine, the United States archives for the world's biomedical literature, holds many items in its collection--the only copies known to exist. It's essential that these be preserved, but how does NLM do this when most biomedical literature is printed on paper that can begin to degrade after 10 years? Microfilm is one solution.