Title page & translation to a 1580 book on Metallurgy* by Lazarus Ercker:
[Description of the most Noble of all mineral Ores and Types of Mine]
[how the same are Assayed from all Metals and are to be Investigated in a small Fire, each in the peculiarity of its Nature and in accord with its properties]
[with Explanation of the genuine, noble, useful Smelting-works, and the isolation in the great Fire of Gold, Silver, and other Metals]
[together with a Report on the refinement of Copper, the calcining of Brass, and the boiling of Saltpeter]
[also the testing of all salty Minerals and what pertains to all of them]
[comprised in five Books, the like of which have never before been Published]