Things

• A yellow badge
  Yellow badge
  The yellow badge , also referred to as a Jewish badge, was a cloth patch that Jews were ordered to sew on their outer garments in order to mark them as Jews in public. It is intended to be a badge of shame associated with antisemitism...
  
   that Jews were forced to wear as an identifying mark when living under hostile regimes, especially in Nazi Germany
• Pont Rouelle
  Pont Rouelle
  The pont Rouelle is a bridge in Paris, France, that crosses the Seine river. It connects the city's 15th and 16th arrondissements, and passes through the Île aux Cygnes. Constructed of steel, the bridge is 173 meters long and 20 meters wide...
  
  , a bridge in Paris

People

• Guillaume-François Rouelle, French Chemist
• Hilaire Rouelle
  Hilaire Rouelle
  Hilaire Marin Rouelle was a French chemist. Commonly cited as the 1773 discoverer of urea, he was not the first to do so. Dutch scientist Herman Boerhaave had discovered this chemical as early as 1727. Rouelle is known as "le cadet" to distinguish him from his older brother, Guillaume-François...
  
  , younger brother of above, also a French Chemist

Places

• Rouelles
  Rouelles
  Rouelles is a commune in the Haute-Marne department in north-eastern France....
  
  , a French commune in the Haute-Marne département of the Champagne-Ardenne region