The last litho (at least for a while)
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Here are photos of the last two lithographies I did at SJSU. One of them is actually done on stone, whereas all my other lithographies this semester were done on aluminum plate. The top one (called "grasses" for now) is the one I did on stone. I decided to try a reductive process, a bit like I would do a reduction print with linoleum. It sounded like such a good and easy idea... well, it was much harder than I thought. And not only because I probably had a pretty hard stone. I worked on the stone by scraping with a razor blade. When that didn't seem to do much I took more radical measures, like scraping with a knife's point, screwdrivers and in the end I did a hard-core acid bite on the stone.
For that you use 50 (!) drops of nitic acid on 1 oz of gum, so this is a really strong etch. The etchant literally was smoking. I dropped that on the stone directly to bite out parts of the image. In that print the first color was the blue, over which I printed green. There are some round "holes" in the green. That's where I did the acid bite :) It was fun, to see how the stone started to smoke and bubble up each time a drop of that stuff hit it. It was also a bit scary, because that was indeed a very very strong etch and you should never take playing with strong acids lightly. It turned out to be a fairly interesting print, through I considered it more of a technical exercise.
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