Books by Robert Johnson:
Books in the extended shelves:
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Johnson, Robert, Writer on photography: Art of retouching negatives and finishing & coloring photographs (Marion, 1898) (page images at HathiTrust)- Johnson, Robert, writer on photography: The art of retouching photographic negatives and practical directions how to finish and color photographic enlargements, etc. (American photographic Pub. Co., 1930), also by Arthur Hammond, Alfred Braithwaite, and T. S. Bruce (page images at HathiTrust; US access only)
- Johnson, Robert, writer on photography: A complete treatise on the art of retouching photographic negatives : and clear directions how to finish and colour photographs (Marion and Co., 1907) (page images at HathiTrust; US access only)
Find more by Robert Johnson at your library, or elsewhere.