Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Martin F. Davelaar

Project StaffHanford, WA

Manhattan Project VeteranProject Worker/Staff

Related Profiles

Joseph Stein

K-25 Plant

Attended the University of Zurich.

Arthur E. Kelman

K-25 Plant

Attended the Cooper Union for the Advancement of Science and Art.

L. T. Olsen

T-Plant/200 Areas

Olsen worked in the 200 East Area at Hanford during the Manhattan Project.  

John Tempka

Los Alamos, NM

John Tempka (1923-2017) was an American engineer. Tempka was born in Boydsville, Ohio. He was studying at the University of Detroit when he was recruited to join the U.