Identifying Photograph Deterioration

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Care Identification of 19th-Century P.ographic Prints has been out of print reproductions showing the various print types and their forms of deterioration..Below are some examples of common image deterioration and their causes from Black-and-white print, faded due to image oxidation, Traditional color p.o .A third method of film base identification is based on the observations of deterioration characteristics. Nitric oxide, nitrous oxide, and nitrous dioxide are all .An introduction to how and why p.ographic materials deteriorate. the p.ograph identification session, unique deterioration characteristic to each type of .

Below are some examples of common image deterioration and their causes from both traditional and digital prints. Black-and-white print, faded due to image oxidation Traditional color p.o faded due to prolonged light exposure.The Northeast Do.ent Conservation Center specializes in paper and book conservation. NEDCC performs conservation treatment for p.ographs, books, prints, do.ents, maps, and globes. NEDCC's professional conservators also treat architectural plans, parchment, papyrus, wallpaper, and works of art on paper .Four prin.l factors contribute to the deterioration of p.ographs: poor environmental storage conditions, poor storage enclosures, rough or inappropriate handling that results in unnecessary wear and tear and shelving conditions, and in some cases, the presence of residual p.ographic processing chemicals or the use of exhausted processing .NEDCC performs conservation treatment for p.ographs, books, prints, do.ents, maps, and globes. the different types of p.ographs and their distinguishing characteristics and should serve as a basic guide in identifying individual p.oprints and negatives. Characteristics of deterioration Direct Positive P.ographs .

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