Adult and informal education. Info Type: Publicación Place, publisher, year: Gdańsk : Centralne Muzeum Morskie [for] IATM, 1978 Collation: p. 62-77 ; illus. Subject museum: National Air and Space Museum, Washington (USA) Author: Frey, Royal D. Year: 1978. Serial type: Artículo de revista Description: montaje