A History of Inventions, Discoveries, and Origins. Johann Beckmann

A History of Inventions, Discoveries, and Origins - Johann Beckmann


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a thing can ever be produced357. The emperor Charles V. in the year 1524 granted to Dr. Stockamar of Nuremberg, the privilege of using blue wax in seals;—a favour like that conferred in 1704 on the manufactories in the principality of Halberstadt and the county of Reinstein, to make indigo from minerals. It was certainly as difficult for the doctor to find blue wax for seals as for the proprietors of these manufactories to discover indigo in the earth358.


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