Bachelor of Civil Engineering, Rensselaer Polytechnic Institute, 1915. Doctor Engineering (honorary), Rensselaer Polytechnic Institute, 1954. Doctor Engineering (honorary), Manhattan College.
Doctor Engineering (honorary), St. John's University.
Engineer, Fireproof Contractors Corporation, 1916-1917; engineer, Todd-Robertson-Todd, Engineers, 1920; chief engineer, Bertram G. Goodhue, Architect, 1921-1928; assistant chief engineer, Curtis Wright Airport Corporation, 1929; private practice, construction engineering, from 1930; chief engineer, Madigan-Hyland, 1934-1946; partner, Madigan-Hyland, 1946; later partner, Praeger, Kavanaugh, Waterbury. Construction engineering renovation of the White House, Washington, planning office United Nations Headquarters. Head department сivil engineering Rensselaer Polytechnic Institute, 1939-1946.
With C.E. United States Navy, World War I, captain United States Naval Reserve, World World War World War II. Member American Society of Civil Engineers (honorary, Engineer of Year award), American Institute Consultant Engineers, American Society Landscape Architects (honorary), Newcomen Society, Century Club, Engineers Club (New York ), Tau Beta Pi, Sigma Xi, Chi Epsilon, Theat Xi.
Married Edna D. Quinn, February 12, 1918. Children: Mary Rose Praeger White, Richard Quinn, Elizabeth Stinson Praeger Branigan.