Wilhelm Imaging Research is an American company with expertise in the permanence of photographic and digital printing materials.

[1]: 408  It provides testing services[1]: 408  and conservation advice.

It was started in 1995 by Henry Wilhelm and Carol Brower,[2]: 9  who in 1993 had together written a book on photograph preservation, The Permanence and Care of Color Photographs: Traditional and Digital Color Prints, Color Negatives, Slides, and Motion Pictures.

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