Library of Congress. Copyright Office. (1935). Catalog of copyright entries, part 4: Works of art, reproductions of a work of art, drawings or plastic works of a scientific or technical character, photographs, prints, and pictorial illustrations. [s.n.].
Chicago Style (17th ed.) CitationLibrary of Congress. Copyright Office. Catalog of Copyright Entries, Part 4: Works of Art, Reproductions of a Work of Art, Drawings or Plastic Works of a Scientific or Technical Character, Photographs, Prints, and Pictorial Illustrations. [Washington]: [s.n.], 1935.
MLA (9th ed.) CitationLibrary of Congress. Copyright Office. Catalog of Copyright Entries, Part 4: Works of Art, Reproductions of a Work of Art, Drawings or Plastic Works of a Scientific or Technical Character, Photographs, Prints, and Pictorial Illustrations. [s.n.], 1935.