Keywords: Alchimia 1570 p 9.tif Artwork Anonymous cinnabar mercury sulfide 1570 engraving Institution Chemical Heritage Foundation object history exhibition history credit line http //www chemheritage org/ Chemical Heritage Foundation Photograph by Douglas A Lockard accession number http //othmerlib chemheritage org/record b1034016~S6 QD25 A535 1570 Roy G Neville Historical Chemical Library http //www chemheritage org/ Chemical Heritage Foundation Image downloaded with permission from the Chemical Heritage Foundation as part of the Wikipedian in Residence initiative CHF-cooperation PD-old-100 Images from the Chemical Heritage Foundation Alchemy books Engravings Distillation |