Sanford L. Willner

Frank A. Alger Sr.

Frank A. Alger Sr. was a member of the 509th Composite Group at Wendover, UT and later transferred to Tinian Island to prepare for the atomic bomb mission against Japan.

Mary P. Frankel was one of the “human computers” at Los Alamos during the Manhattan Project. In the spring of 1943, Frankel and her husband, Stan, an American physicist who later became a computer scientist, arrived at Los Alamos.

R. E. Carroll

Oak Ridge, TN

R. E. Carroll worked for the Roane-Anderson Company.

George Hanley

Oak Ridge, TN

George Hanley worked for Hanley & Company.

Chemical EngineerX-10 Graphite Reactor

Oak Ridge, TN

EngineerManhattan Project VeteranMilitary VeteranSpecial Engineer Detachment

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Frank A. Alger Sr.

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