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…
Front page of the first issue of Moledet (Homeland), a Hebrew monthly for youth created by Simḥah Ben-Tsiyon and published by the Hebrew Teacher’s Union in Palestine from 1911 to 1946. The goal of the…
Flags like this, made of paper, decorated, and attached to a stick—sometimes with an apple and a small lit candle atop it—were commonly carried by children during Simḥat Torah celebrations. The…