Graham Sutherland had trained in etching in 1920s although it was not until 1937 that he discovered lithography, a medium he was to explore, exploit and master over the following five decades - exemplified in A Bestiary And Some Correspondences, 1965 - 8, a portfolio of 26 lithographs. (artzine.com)
Doubling these symbols via the street art technique of etching on glass, these images convey a sense of the multiple layers of language that operate in the city. (munchmuseet.no)
The researchers experimented with glass etched with nanograss structures from 0.8 to 8.5 microns in height with «blades» each measuring a few hundred nanometers in diameter. (sciencedaily.com)