Johann Gottlieb Benjamin Siegert (1796 - 1870) was born at GroB-Walditz in Silesia, Germany. He studied medicine at the University of Berlin, then the capital of Prussia. The young doctor joined the 2nd Regiment of the Prussian army, one among the allies who fought against the French Emperor Napoleon Bonaparte. He saw active service as army surgeon under the command of General von Blücher. . Dr. Siegert relied on the herbs and plants of the region for his cures. In 1824, he began to produce the bitters product which was originally used for medicinal purposes.A dark green bottle with a long neck which possibly had a waxed cork stopper.Around shoulder and on base - JGB Siegert & Sons. DRangostura siegert-jgb bottle bitters