Adalbert Baltes (27 July 1916 in Wiesbaden – 5 April 1992) was a German inventor of the Cinetarium and a film producer. His short film Plastik im Freien was presented at the 1954 Cannes Film Festival.
↑Kiessling, Maren (2024). James Layton (ed.). "Cinetarium". Film Atlas. Brussels: International Federation of Film Archives / Rochester, NY: George Eastman Museum.
↑"A ball-shaped movie theater...". The New Yorker (Reprinting an untitled UPI wire story datelined Hamburg, Germany, credited to the Long Island Daily Press). September 27, 1958. p.151. Retrieved March 1, 2026.
↑"Circular Movie House Puts Audience Inside the Picture". Popular Mechanics. 120 (2). Hearst Magazines: 99. August 1963. ISSN0032-4558.