cognitive - complementary afterimage
- cognitive
- coherence, coherent
- coil construction
- coil method
- cold chisel
- cold-pressed paper
- collagraph
- collaring
- collect, collection, collector
- collectible, collectable
- College Art Association
- collodion wet plate
- collograph
- collotype
- Collyers' Mansion
- colonnade
- colonnette
- colophon
- color correction
- color look-up table
