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John Dezendorf Trimmer

educator , physicist.

John Dezendorf Trimmer, American educator, physicist. Fellow of the American Association for the Advancement of Science; member American Physical Society, Acoustical Society American.


Trimmer, John Dezendorf was born on September 19, 1907 in Washington, District of Columbia, United States. Son of Daniel K. and Louise (Dezendorf) Trimmer.


Bachelor of Arts, Elizabethtown College, 1926, Doctor of Science (honorary), 1953. Master of Science in Physics and Mathematics, Pennsylvania State University, 1933. Doctor of Philosophy. in Physics, University of Michigan, 1936.


High school teacher, 1927-1932. Teacher, research aero. engineering department Massachusetts Institute Technology, 1937-1941, underwater sound research, 1941-1943. Engaged in electro-magnetic isotope separation, Oak Ridge, 1943-1946.

Professor physics U. Tennessee, 1946-1957, also consultant automatic control nuclear reactors and wind tunnels. Professor physics, head department U. Massachusetts, 1957-1963, professor physics, 1963-1966. Professor, head department physics Washington College, 1966-1973.

Special research in acoustics, instrumentation, cybernetics, physics ionized fluids.


  • Author: Response of Physical Systems, 1950. Also articles.


Fellow of the American Association for the Advancement of Science. Member American Physical Society, Acoustical Society American.


Married Mildred L. Ebersole, December 31, 1930. Children: Daniel Ross, Maud Alice.

Daniel K. Trimmer

Louise (Dezendorf) Trimmer

Mildred L. Ebersole

Daniel Ross Trimmer

Maud Alice Trimmer