Lewis Feuchtwanger was a German doctor and metallurgist who immigrated to New York City in 1829, where he opened a pharmacy and practiced medicine. He became well known for his collection of minerals and for attempting to introduce nickel silver into U.S. coinage, drawing attention to the combustibility of saltpeter. He was a member of scientific societies in the United States and abroad.
This chart displaying the colors of gems and minerals is from A Popular Treatise on Gems and Minerals by Lewis Feuchtwanger, a German Jewish immigrant to the United States, a doctor who was also well…
A spectre is haunting Europe—the spectre of communism. All the powers of old Europe have entered into a holy alliance to exorcise this spectre: Pope and Tsar, Metternich and Guizot, French Radicals…
Chaim Gliksberg was well-known for his portraits of literary figures. Here, he has pictured Itzik Manger, the celebrated Yiddish poet and playwright. Manger was particularly renowned for his modernist…