| 
				
					|  |  | Photo (detail):
							
							John Tibbetts |  |  |  | 
				
					| 
						| "Prismatarium" |  | 1940 |  | Aquatic Park Bathhouse (Maritime Museum) |  | Mural, 
							
							
								oil on plaster |  | 50' diameter |  | Program: WPA Federal Art Project (WPA-FAP) |  | Location: Circular room on west side; walls and ceiling |  | Designed to give "striking demonstrations on the relationship of color and light." Originally the light fixture revolved. |  |  |  |  |  
                            |  |  |  |  |  |