Alfredo Chavez

Mary Alice Nachtrieb

Mary Alice Nachtrieb was a chemist who worked at Los Alamos during the Manhattan Project. Her speciality was in plutonium chemitsry.

Velva Irwin

Velva Irwin worked as a Calutron girl at the Y-12 Plant at Oak Ridge, TN. She was only 16 when she began working on the Manhattan Project.

Wilfred H. Driesen

Juan de Jesus Trujillo

Juan de Jesus Trujillo was a staff worker at Los Alamos during the Manhattan Project.