Cyanotype process - Possible confusion |
Cyanotypes are not the only blue prints. Other possibilities include:
- Photomechanical reproductions in blue inks,
- Blue-toned silver gelatine prints
- Carbon prints using blue pigments
- Gum bichromate prints using blue pigments
Cyanotypes
- are always matt surfaced.
- The image is clearly in the paper fibres, not on a layer on top of the paper.
- The colour is a pure blue or greenish blue
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