Philosophical Dialogue

Library of the Gymnasium in Hildburghausen This refers to a library stamp from a secondary school in Hildburghausen, Germany.

Flying Mercury

original: "Fliegenden Mercurium". In alchemy, Mercury often symbolizes the spirit of transformation or the volatile principle of metals.

Smelter,

Wherein is perfectly and thoroughly shown and
demonstrated the true and natural secret, never before discovered
and highly necessary for the great World-Economy,
In this period, "Economy" referred to the management and orderly system of the natural world and its resources.

Art of Roasting and Smelting,

Roasting and Smelting: "Roasting" is the process of heating ore to remove impurities like sulfur, while "smelting" involves melting the ore to extract the base metal.
How to ripen and fix all volatile and subtly metal-bearing types of ore and rock,
according to the required circumstances, with their proper charges;
Together with a complete and thorough report

Of Nature and the Creature,

How these, through the earthly course of all time, may be dissolved again by the spirit of their birth and return to their first essence,

As a Manifest Proof in the Mineral Kingdom

original: "Regnum Minerale"
carried out; these secret truths have never been so clearly discovered and brought to light through the foundations of nature.
Wherein is also further cited how the current roasting and
smelting works are organized and operated in most of the principal mountains of Germany.

Toward the thorough knowledge of true nature, the exploration

of her secrets, and the elevation of noble mining in all lands,
discovered through his own experiments

Johann Gottfried Jugel.