John E. Collins

H. L. Huffman

H. L. Huffman worked for the Roane-Anderson Company.

Dave Weatherly

Dave Weatherly worked for the Kellex Corporation at the K-25 Plant.

Manuel M. Alcalde

Manuel Montes Alcalde (1921-2009) was a machinist at Los Alamos during the Manhattan Project. Alcalde was born in San Leandro, California.

E.N. Hull