Background
Greenspon, Joshua Earl was born on September 3, 1928 in Baltimore. Son of Morris R. and Rose (Lappin) Greenspon.
Greenspon, Joshua Earl was born on September 3, 1928 in Baltimore. Son of Morris R. and Rose (Lappin) Greenspon.
Bachelor in Engineer, Johns Hopkins University, 1949; Master of Science in Engineer, Johns Hopkins University, 1951; Doctor of Philosophy in Engineer, Johns Hopkins University, 1956.
Commissioned, United States Army, 1949; advanced through grades to sergeant, United States Army instructor, Johns Hopkins University, Baltimore, 1949-1953; physicist, David Taylor Model Barin, Carderock, Maryland., 1953-1956; science, engineer, Martin Company, Baltimore, 1956-1958; owner, JG Engineering Research Association, Baltimore, since 1958. Associate editor Journal Acoustical Society American, Woodhur, New York, 1973-1998.
Fellow Acoustical Society of America (silver medal in engineer acoustics 1989). Member American Institute of Aeronautics and Astronautics, American Society of Mechanical Engineers, Society National Acoustical Manager Engineer.
Married Sonia L., November 25, 1954. Children: Ellen, David, Roslyn.