photogravure

Using an array of recondite techniques, from photogravure to aquatint, drypoint and spit-biting, they converted Gallagher’s intuitive sketches and collages into carefully composed prints.

Using an array of recondite techniques, from photogravure to aquatint, drypoint and spit-biting, they converted Gallagher’s intuitive sketches and collages into carefully composed prints.

An English artist, Cornelia Parker, has revived Talbot’s photogravure process: a sheet of metal is covered in light-sensitive chemicals, then objects are laid directly onto it.

Standard tritone printing uses black and two shades of gray; a preferred Steidl technique is to print with three different blacks and two shades of gray, with results that closely mimic the appearance of photogravure.

Standard tritone printing uses black and two shades of gray; a preferred Steidl technique is to print with three different blacks and two shades of gray, with results that closely mimic the appearance of photogravure.