Care and Identification of 19th-century Photographic PrintsExplains how to identify and care for 19th-century photographic prints. Gives information on the history of photographic processes and identifying types of prints. Also includes a section on storage, display, and how to control deterioration. Includes a 9-3/4 x 24" Care and identifi-cation Flowchart (G-2SA), which characterizes 13 different photographic and photomechanical processes. |
From inside the book
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Page 15
... particles tend to make an image more neutral black than the same amount of silver in spherical particles . A third influ- ence on image color is the closeness of the particles to each other . A com- pact group of particles interact with ...
... particles tend to make an image more neutral black than the same amount of silver in spherical particles . A third influ- ence on image color is the closeness of the particles to each other . A com- pact group of particles interact with ...
Page 16
... particles of the vari- ous 19th - century pho- tographic print pro- cesses are so small that transmission electron ... Particles Suspended in Paper Fibers PLATINOTYPE ( 40,000X ) Image Particles Suspended in Albumen Layer Top of Print ...
... particles of the vari- ous 19th - century pho- tographic print pro- cesses are so small that transmission electron ... Particles Suspended in Paper Fibers PLATINOTYPE ( 40,000X ) Image Particles Suspended in Albumen Layer Top of Print ...
Page 39
... particles . Although the image particles undergo a pro- gressive re - formation , at any given moment most of the silver is in the me- tallic state and much of the density is retained . In low- and middle - density areas , there are ...
... particles . Although the image particles undergo a pro- gressive re - formation , at any given moment most of the silver is in the me- tallic state and much of the density is retained . In low- and middle - density areas , there are ...
Common terms and phrases
19th-century photographic prints 19th-century prints albu albumen paper albumen prints albums ambrotype baryta coating baryta layer binder layer bumen calotype carbon prints Caterina Salvi cause century cess chemical collection collodion papers COLLODION PRINTING-OUT PAPERS collodion prints collotype conservation Cyanotypes DAGUERREOTYPES damage display dyes emulsion enclosures ferrotyping filamentary silver final image material GELATIN DEVELOPING-OUT PAPERS gelatin printing-out papers gold toning grain pattern gum bichromate highlight detail identify IMAGE DETERIORATION image fading image hue IMP/GEH light lignin matte collodion printing-out matte surface metal microscopic moisture mount negative neutral black non-image areas oxidation paper fibers paper support photogenic drawing Photogravures photolytic silver images PHOTOMECHANICAL PRINT pigments platinotype preservation print materials print process print surface problems relative humidity salted paper prints sensitized shadow areas silver chloride silver ions silver prints silver sulfide staining storage structure Sulfiding deterioration sulfur temperature thiosulfate tintypes tion tive tographic TRUE PHOTOGRAPH woodburytypes yellow