. . "Early works"@en . . . "Reign of Saturn review'd"@en . . . . "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 philosopher's stone, built upon four natural principles. An essay"@en . "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 philosopher's stone, built upon four natural principles. An essay"@en . . "Electronic books"@en . . . "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"@en . "Golden age"@en . . . . . .