| Country | Poland | 
			
				
					| Authority | Narodowy Bank Polski (Polish National Bank) | 
			
				
					| Currency | Zloty | 
			
				
					| Denomination | 20 | 
			
				
					| Issue Start Date | 2011 | 
			
				
					| Issue End Date | 2011 | 
			
				
					| This Notes Issue Date | 20/04/2011 | 
			
				
					| Type | Commemorative Specimen | 
			
				
					| Material | Paper | 
			
				
					| Width in mm | 138 | 
			
				
					| Height in mm | 69 | 
			
				
					| Description Front | The front of the banknote features an image of Marie Skłodowska-Curie and the shape of the building of the Sorbonne in Paris. | 
			
				
					| Description Back | The back of the banknote depicts an image of the medal awarded to the Nobel Prize winners, a quotation from the speech by Marie Skłodowska-Curie on radium and an image of the seat of the Radium Institute in Warsaw. | 
			
				
					| Comments | To celebrate the 100th anniversary of the awarding of the Nobel Prize in chemistry to Marie Skłodowska-Curie the National Bank of Poland has issued a collector banknote of the face value of 20 złoty. | 
			
				
					| Source | Zbyszek Wojcik | 
			
				
					| BNI Banknote Id | 64729 |