The golden age, or, The reign of Saturn review'd : tending to set forth a true and natural way to prepare and fix common mercury into silver and gold : intermix'd with a discourse vindicating and explaining that famous universal medicine of the ancients, vulgarly called the philosophers stone, built upon four natural principles / an essay written by Hortolanus, junr. ; preserved and published by R.G.
Hortolanus, junior. | Date: 1698