United States citizen by derivation. Bachelor of Science, College City New York, 1918. Continuing education, University Cincinnati, 1921, Master of Arts, 1921, Doctor of Philosophy, 1922.
Doctor of Laws, City Universitas Negeri Yogyakarta, 1927.
Mistress David East. Marrus). Engineer with Doctor Doctorate.B. Steinman, Henry Goldmark, Turner Constructors, also Long Island Railroad, 1922-1926. Private practice as construction engineering, from 1926.
Designer engineer New York Coliseum, Guggenheim Museum, Yonkers Raceway, Bellevue Hospital Center, Lincoln Center structures, Hudson River Water Pollution Control Plant.
Visiting professor Purdue University, Northwestern University, North Carolina State University Special engineering consultant United States Air Force, Headquarters Civil Engineering Directorate. Member engineering panel United States Air Force Science Advisory Board, 1965-1967.
Member Highway Research Board, from 1930. Partner firm Feld & Timoney, 1945-1968, Feld Kaminetzky & Cohen, from 1966.
Chairman construction economy committee, New York Citizens Housing Council, 1936.
Delegate international engineering congresses, from 1966. Board of Governors Technion Israel School Technology, Haifa, from 1936.
Member engineering panel United States Air Force Science Advisory Board, 1965-1967. Member Highway; Fellow American Society of Civil Engineers, American Association for the Advancement of Science, New York Academy Science (chairman division engineering 1960-1961, councillor 1962-1963, vice-president and president 1964-1966), World Academy Art and Science. Member Consultant Engineers Council, Phi Beta Kappa, Sigma Xi, Tau Beta Pi, Chi Epsilon.
Married Ethel Gold, January 26, 1928.