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[albumen process] Negatives: An old process invented by Niepce de St. Victor, in 1848. Glass was coated with albumen containing potassium iodide, and the film was sensitized by dipping in a nitrate of silver bath. Many modifications followed, but probabl

Citation Text: 

[albumen process] Negatives: An old process invented by Niepce de St. Victor, in 1848. Glass was coated with albumen containing potassium iodide, and the film was sensitized by dipping in a nitrate of silver bath. Many modifications followed, but probably the most widely used was the one published on May 21, 1855, by Mayall. ¶

At one time the albumen process was widely used for the production of positives or lantern slides. . . .

Citation Source: 
Jones 1911

A Glossary of Archival and Records Terminology