lithographic crayon
Also called: litho crayon
A grease-based crayon used to draw on a lithographic stone or plate. The grease bonds chemically to the surface during etching; when inked, only the greasy drawn areas accept oil-based ink.
Also called: litho crayon
A grease-based crayon used to draw on a lithographic stone or plate. The grease bonds chemically to the surface during etching; when inked, only the greasy drawn areas accept oil-based ink.