He has won a diverse collection of awards, among them the National Sculpture Prize at the Hall of Plastic Arts in Caracas (1951), First Prize at the Sculpture Biennial of Budapest (1971), the Acquisition Prize of the Contemporary Art Museum of Caracas at the Biennial of Visual Arts (1981) and Special Prize in the 3rd Kotaro Takamura Grand Prize Exhibition at the Hakone Open-Air Museum outside of Tokyo (1982).
It has collections of artworks made by Picasso, Henry Moore, Churyo Sato and many others, featuring over a 1000 sculptures and works of art.
He received the Biennial Award from the Ueno Royal Museum and the Hakone Open-Air Museum in Japan in 1995.
An internationally renowned artist, his works are in museums around the world, including the Museum of Modern Art in Düsseldorf, the Hirshhorn Museum and Sculpture Garden in Washington, D.C., the Museum Beelden aan Zee in Scheveningen, and Hakone Open-Air Museum in Tokyo.
United States Air Force | Royal Air Force | British Museum | Museum of Modern Art | Metropolitan Museum of Art | American Museum of Natural History | Australian Open | United States Army Air Forces | French Open | Victoria and Albert Museum | Royal Canadian Air Force | Indian Air Force | Natural History Museum | San Francisco Museum of Modern Art | Honolulu Museum of Art | museum | Whitney Museum of American Art | United States Air Force Academy | Special Air Service | Museum of Fine Arts, Boston | Los Angeles County Museum of Art | Fleet Air Arm | Solomon R. Guggenheim Museum | National Air and Space Museum | Brooklyn Museum | Royal Australian Air Force | Open University | open source | National Baseball Hall of Fame and Museum | Strategic Air Command |
From 2010 until 2013, the Municipality of Šentrupert in southeastern Slovenia built the first ever open-air museum "Land of Hayracks" (slovene: Dežela kozolcev) in the southern part of Šentrupert, its administrative centre.