blueprints (reprographic copies)
     Subject 
  
        Subject Source: Art & Architecture Thesaurus
      
        Scope Note: Reproductive prints of architectural plans, maps, mechanical drawings, and other technical drawings, characterized by having white images on blue backgrounds and produced by the blueprint process. For blue images on white backgrounds, use "blueline prints." For blue-toned photographs produced by the blueprint process, use "cyanotypes."
        Found in 1 Collection or Record:
Walter Herlofson World War I Navy Collection
     Collection 
  
    
      Identifier: 1984-03-01
    
      Abstract
        
    The collection contains photographs, blueprints, and religious materials relating to the naval service of Norwegian-American Walter Edwin Herlofson (1896-1975) during World War I. Herlofson, originally of Minnesota, later relocated with his family to Puyallup, Washington.
        Dates: 
      circa 1909-1930s; Majority of material found within 1917-1918
    
  
      Found in: 
  
  The Museum of Flight Archives
  
