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…
Life is like a river;we are fish.The water’s wholesome and freshand we would swim forever,but for a black figureon the riverbank.There Satan stands,in his handsa fishing rod,and catches fish.With a…
This silver Torah pointer from Yemen is inscribed in Hebrew: “[The teaching of the Lord is perfect, renewing life; the decrees of the Lord are enduring, making the simple wise;] the precepts of the…