Love how this one aged: it used to be b/w. I made it by applying heat + water to shopping receipts paper (no paint or ink) and called it "Calor Scripturam", which is just a fancy way of saying "heat writing" in Latin.

Photo by Gert Jan van Rooij, courtesy Upstream Gallery Amsterdam.

<p>Love how this one aged: it used to be b/w. I made it by applying heat + water to shopping receipts paper (no paint or ink) and called it "Calor Scripturam", which is just a fancy way of saying "heat writing" in Latin.</p>
<p>Photo by Gert Jan van Rooij, courtesy Upstream Gallery Amsterdam.</p>
