National Museum of Nuclear Science & History
Cowan worked at the 100-B Area at Hanford during the Manhattan Project.
Raymond Begnoche served in the 1st Ordnance Squadron.
Hugh G. Bryce was born on November 30, 1917 in Canada. He came to the United States to earn his Ph.
M. M. MacDonald worked for the Tennessee Eastman Corporation at the Y-12 Plant.
