 His work is also at the Museum of Fine Arts in Budapest, at a cathedral in Vienna, Austria and at the capitol in Havana, Cuba.He became a naturalized U.S. citizen in 1938 and was a member of the Architectural League of New York and the National Sculpture Society.Sambugnac's sculptures are at the David W. Dyer Federal Building and United States Courthouse where he crafted two cast-stone lunettes in 1938.