| Answer | Crossword Clue |
|---|---|
| aquatone | lithographic process for printing by offset from a metal plate coated with photosensitized gelatin |
| aquatones | lithographic process for printing by offset from a metal plate coated with photosensitized gelatin |
| cerotype | process of engraving in which the design or the like is cut on a wax-coated metal plate from which a printing surface is subsequently produced by stereotyping or by electrotyping |
