cotton. when conrad hanka first began working in the mountains about fifteen years ago he initially focused on the panoramic views. then he began honing in on the individual rock formations and ice. although he currently completes the etching of the plates back in his studio he's very tempted to transfer even this process to the mountains the sky up. i've already made some decent attempts when the weather was bad in the mountains and i couldn't go outside to build a secondary glue with that scattered light effect that you get to use as a studio. i'm a very limp. equipment of course if you cross the needles to take the work to the next stage. it went quite well up nationalist of quintus list metals.